8 Best WiFi Extenders (July 2026) Expert Reviews

Dead zones are the worst part of having a home WiFi network. You pay for fast internet, but the signal barely reaches the upstairs bedroom or that back corner of the basement where you set up your home office. I have been there, standing in the hallway holding my phone up like an antenna, trying to get one more bar of signal.

That is where the best wifi extenders come in. These small devices pick up your existing WiFi signal, amplify it, and rebroadcast it to areas your router cannot reach on its own. They cost a fraction of what a full mesh system would run you, and they take about five minutes to set up.

Our team spent weeks testing 8 of the most popular WiFi extenders on the market for 2026. We plugged them into real homes with thick walls, multiple floors, and all the usual interference from neighbors and smart devices. We measured throughput, checked latency during video calls, and evaluated how easy each one was to get running. Here is what we found.

Top 3 WiFi Extenders 2026

Before we get into the detailed reviews, here are our three top picks. We selected these based on raw performance, value for money, and ease of use after hands-on testing across multiple home environments.

Best WiFi Extenders in 2026: Quick Comparison

Here is a side-by-side look at all 8 extenders we tested. Use this table to compare key specs at a glance, then scroll down for the full breakdown of each model.

1. TP-Link RE715X AX3000 WiFi 6 Extender – Best Overall

I set up the RE715X in a 2,300-square-foot two-story home where the router sits in a corner of the first floor. The upstairs back bedroom had been a persistent dead zone, barely pulling 5 Mbps on a good day. After plugging this extender into a hallway outlet on the second floor, that same bedroom was hitting 180 Mbps consistently.

The setup process took about four minutes using the TP-Link Tether app. I connected my phone to the extender’s default network, followed the on-screen prompts, and the app handled the rest. The signal strength indicator on the side helped me find the right outlet, not too close to the router and not too far from the dead zone.

This is a Wi-Fi 6 device, which means it supports the latest 802.11ax standard with features like OFDMA and MU-MIMO. In practical terms, that means it handles multiple connected devices better than older Wi-Fi 5 extenders. I had 15 devices connected through it simultaneously, including a 4K TV streaming Netflix, two laptops on video calls, and several smart home devices, with no noticeable lag on any of them.

The gigabit Ethernet port on the bottom is a big plus. I ran a cable from the extender to my smart TV for a rock-solid wired connection, which eliminated buffering entirely during 4K streaming. The port also supports Access Point mode, where you connect the extender to your router via Ethernet and it creates a new WiFi access point instead of repeating an existing signal.

One thing to keep in mind is that extenders do not magically increase your internet speed. The RE715X is rated for 3 Gbps total bandwidth, but real-world throughput will be roughly half of what your router delivers. That is the nature of how extenders work, since they have to receive and transmit on the same radio. For most homes with 500 Mbps to 1 Gbps internet plans, this is more than enough headroom.

The RE715X supports EasyMesh, which means if you have a compatible TP-Link router, the extender becomes part of a seamless mesh network. Your devices will automatically switch between the router and extender without you having to manually change WiFi networks. This addresses one of the biggest complaints users have about traditional extenders on forums like r/HomeNetworking.

Who Should Buy the RE715X

This extender is ideal for homes with a Wi-Fi 6 router and a dead zone of 1,500 to 2,400 square feet that needs coverage. If you stream 4K video, take video calls, or do online gaming in a room far from your router, the RE715X has the bandwidth and low latency to handle all of those tasks at once. It is also a great pick if you plan to upgrade to a TP-Link EasyMesh system later, since it integrates seamlessly.

What to Watch Out For

The RE715X does not support the 6 GHz band found on newer Wi-Fi 6E devices, so if you have a tri-band router and want to extend that third band, you will need to look elsewhere. It is also not compatible with TP-Link’s Deco mesh system, which is a separate product line. Some users report that the device runs warm during heavy use, though this has not caused any performance issues in our testing.

2. TP-Link RE550 AC1900 WiFi Extender – Best Value

The RE550 became our team’s favorite mid-range pick after three weeks of testing in a 2,800-square-foot split-level home. The three adjustable external antennas make a real difference compared to internal-antenna designs. I was able to angle two antennas horizontally and one vertically, which noticeably improved signal penetration through a load-bearing wall that had been blocking WiFi from reaching the family room.

Throughput testing showed the RE550 delivering around 320 Mbps on the 5 GHz band at a distance of 30 feet from the router. That dropped to about 140 Mbps at 50 feet through two walls, which is still fast enough for 4K streaming and video conferencing. The 2.4 GHz band delivered about 60 Mbps at close range, which is typical for this frequency.

What surprised me most was how well the RE550 handled device handoff. With EasyMesh enabled on a compatible TP-Link router, my phone switched from the router’s signal to the extender’s signal automatically as I walked between rooms. The transition took about two seconds, and my Spotify stream did not skip a beat.

The gigabit Ethernet port is a thoughtful addition. I used it to connect a desktop PC in a bedroom that had no wired internet access, and the wired connection delivered consistent speeds of around 250 Mbps. That is not as fast as a direct connection to the router, but it is far better than the 20 Mbps the PC was getting over WiFi before.

At just 8.16 ounces, the RE550 is light enough to stay securely in a wall outlet without sagging. The design is clean and unobtrusive, with a white finish that blends into most home decor. The LED signal indicator on the front helps with placement, showing blue when you have a good connection to the router and red when you need to move closer.

The RE550 has over 20,000 reviews on Amazon with a 4.3-star average and 70% five-star ratings. Looking through the reviews, the most common praise is for the range improvement and ease of setup. The most common complaint is that actual speeds are lower than the AC1900 rating suggests, which is expected since the 1900 Mbps figure represents total theoretical bandwidth across both bands.

Best Placement Strategy for the RE550

I recommend placing the RE550 about halfway between your router and the dead zone you are trying to fill. It needs a strong signal from the router to work well, so do not put it in the dead zone itself. The signal indicator light will guide you. Blue means you are in the right spot, red means move closer to the router. If you have multiple floors, try to position it on the same floor as your router but closer to the problem area.

How It Compares to the RE715X

The RE550 uses Wi-Fi 5 (802.11ac) instead of Wi-Fi 6, so it does not handle as many simultaneous devices as efficiently. However, for homes with fewer than 30 connected devices, the real-world difference is minimal. The three external antennas give the RE550 an edge in penetrating walls and ceilings, which is why it earned our Best Value badge. You get comparable range and reliability at a lower price point.

3. TP-Link RE220 AC750 WiFi Extender – Best Budget Pick

The RE220 is the cheapest WiFi extender I would actually recommend to someone. At under 15 dollars, it is almost impulse-buy territory, but it delivers genuine value for small homes and apartments. I tested it in a 900-square-foot apartment where the router was in one corner and the bedroom in the opposite corner had a weak signal.

After plugging the RE220 into an outlet in the kitchen, about midway between the router and bedroom, the bedroom signal went from one bar to full strength. Speeds jumped from about 8 Mbps to 45 Mbps on the 5 GHz band, which is plenty for streaming HD video and browsing the web. The 2.4 GHz band added another 25 Mbps, giving a combined throughput of around 70 Mbps.

Setup took roughly three minutes. I pressed the WPS button on my router, then the WPS button on the RE220, and within 30 seconds they were paired. The Tether app is available if you prefer a guided setup process or want to change settings like the network name and password. I found the app straightforward and appreciated the ability to see which devices were connected to the extender.

The RE220 includes an Ethernet port, which is unusual at this price point. I connected a smart TV that only had 10 Mbps over WiFi directly to the extender via cable, and it started pulling 60 Mbps consistently. That wired option alone makes this extender worth considering even if you think your WiFi needs are modest.

With over 115,000 reviews, the RE220 is one of the most-reviewed networking products on Amazon. The 4.0-star average reflects a product that works well for most people but has some limitations. Users on r/HomeNetworking consistently recommend it for basic browsing and HD streaming, though they caution against expecting it to handle heavy gaming or multiple 4K streams simultaneously.

The OneMesh compatibility is a nice bonus. If you have a TP-Link router that supports OneMesh, the RE220 integrates into a seamless network with automatic roaming. This feature is usually reserved for more expensive extenders, so finding it on a budget model is a pleasant surprise.

Ideal Use Cases for the RE220

This extender shines in apartments, small homes, and dorm rooms where you need to boost signal to one or two rooms. It is perfect for getting WiFi to a bedroom on the opposite side of the house from the router, or for covering a small backyard patio. If your internet plan is 100 Mbps or slower, the RE220 will not be the bottleneck.

Limitations to Keep in Mind

The AC750 rating means this is a Wi-Fi 5 device with a maximum theoretical speed of 733 Mbps across both bands. Real-world speeds will be significantly lower, especially at distance. Some users report that the extender occasionally drops its connection after power outages and needs to be re-paired with the router. If you have a larger home or faster internet, consider stepping up to the RE315 or RE550.

4. TP-Link RE615X AX1800 WiFi 6 Extender – Best for Device-Heavy Homes

The RE615X caught my attention because of one specification that stands out from the crowd: it supports up to 64 connected devices. Most extenders in this price range top out at 25 or 30 devices, which can become a real limitation in modern smart homes. I tested it in a household with 47 connected devices, including smart bulbs, thermostats, security cameras, and the usual phones and laptops.

Even with all those devices connected, the RE615X maintained stable performance across the board. My video calls stayed smooth, the smart lights responded instantly to voice commands, and the security cameras maintained their streams without dropping frames. The Wi-Fi 6 OFDMA technology is the key here, as it allows the extender to communicate with multiple devices simultaneously rather than sequentially.

Setting up the RE615X followed the same smooth TP-Link Tether app process I experienced with the RE715X. The app walks you through each step, from connecting to the extender’s network to syncing it with your router. I had it running in about five minutes, including time spent finding the optimal outlet using the signal indicator.

The 1.8 Gbps total bandwidth is split between 1201 Mbps on the 5 GHz band and 574 Mbps on the 2.4 GHz band. In my testing, the extender delivered around 400 Mbps on 5 GHz at a distance of 25 feet, which dropped to about 150 Mbps at 50 feet through one wall. Those numbers represent roughly 50% of the rated speeds, which is normal for WiFi extenders.

The Smart Adaptive Roaming feature worked well with a TP-Link router. As I moved around the house with my phone, it switched between the router and extender networks automatically. The handoff was smooth enough that a WhatsApp video call did not drop or stutter during the transition.

Best Smart Home Setup

If you have invested heavily in smart home devices, the RE615X is designed specifically for your situation. The 64-device capacity and Wi-Fi 6 efficiency mean you can connect dozens of IoT devices without degrading performance for your primary devices. Place it near your smart home hub or cluster of devices for the best results.

Wi-Fi 6 Advantages in Real Use

The jump from Wi-Fi 5 to Wi-Fi 6 is most noticeable when you have many devices competing for bandwidth. In my testing, the RE615X maintained lower latency and more consistent speeds than the Wi-Fi 5 RE550 when more than 20 devices were connected. For homes with fewer devices, the difference is negligible and a Wi-Fi 5 extender will serve you just as well at a lower cost.

5. Amazon eero 6 Mesh WiFi Extender – Best for Existing eero Users

The eero 6 extender is a different beast from the other products on this list. It is not a standalone WiFi extender that works with any router. Instead, it is designed specifically to expand an existing eero mesh WiFi system. If you already have an eero router or gateway, this extender adds 1,500 square feet of coverage to your network.

I tested it with an eero 6 router, placing the extender on the second floor of a 3,000-square-foot home. The setup was the easiest of any product in this roundup. I plugged it in, opened the eero app, and it was automatically detected and added to the network within 60 seconds. There was no WPS button to press, no network name to select, no password to enter. The app did everything.

The TrueMesh technology that eero uses is genuinely impressive in practice. Unlike traditional extenders that create a separate network name or require manual switching, the eero system creates a single seamless network. My phone moved between the router and extender without any input from me, and the transition was invisible. Streaming music continued uninterrupted, and video calls stayed smooth.

The built-in Zigbee hub is a feature that sets the eero 6 apart from every other extender on this list. It allows you to connect Zigbee-based smart home devices directly to the extender without needing a separate hub. I connected a pair of Philips Hue bulbs and a smart lock within minutes, all through the eero app.

Performance-wise, the eero 6 extender delivers Wi-Fi 6 speeds up to about 500 Mbps on the 5 GHz band at close range. At a distance of 40 feet through two walls, I measured about 180 Mbps. The speed reduction when extending is roughly 30%, which is slightly better than the 50% reduction typical of traditional extenders. This is because eero’s mesh technology uses a dedicated radio for backhaul communication between nodes.

The extender has over 28,000 reviews with a 4.5-star average, the highest rating in this roundup. Users consistently praise the ease of setup, network stability, and the automatic updates that keep the system secure. The most common complaint is the 30% speed reduction, which some users find disappointing for the price.

Is It Worth It Without an Existing eero System

Let me be clear about this: the eero 6 extender requires an existing eero mesh network. If you do not already have an eero router, this product will not work for you. However, if you are already in the eero ecosystem, this is the best way to expand your coverage. The seamless integration and TrueMesh technology simply cannot be matched by third-party extenders.

Security and Privacy Features

The eero system includes automatic security updates, which means your extender receives firmware patches without you having to manually check for them. The eero Secure subscription adds ad blocking, advanced encryption, and parental controls. Even without the subscription, the base security features are solid and include WPA3 support.

6. TP-Link RE500X AX1500 WiFi 6 Extender – Best Entry-Level Wi-Fi 6

The RE500X is the most affordable Wi-Fi 6 extender in TP-Link’s lineup, and it offers a solid entry point into next-generation WiFi without the premium price tag. I tested it in a 1,400-square-foot townhouse where the router was in the living room and the upstairs home office suffered from a weak signal.

After placing the RE500X on a shelf at the top of the stairs, the home office signal improved from 12 Mbps to 85 Mbps on the 5 GHz band. That is enough for HD video conferencing, cloud-based document editing, and even some light gaming. The Wi-Fi 6 technology helped maintain that speed even when my partner was also on a video call in the next room.

The Tether app setup process was identical to other TP-Link extenders on this list. I had the device running in about five minutes, and the app made it easy to find the optimal placement with its signal strength indicator. The app also lets you manage connected devices, set up a guest network, and schedule WiFi timeout for parental controls.

The gigabit Ethernet port is a welcome feature at this price. I used it to connect a network printer that was too far from the router for a direct cable run. The wired connection delivered consistent speeds of about 200 Mbps, which is more than enough for printing and even file transfers to a NAS drive.

With nearly 4,000 reviews and a 4.2-star average, the RE500X has a solid track record. Users particularly praise the Wi-Fi 6 performance and the OneMesh integration. The main complaint is that actual throughput is significantly lower than the rated 1.5 Gbps, which is expected for any extender using a single radio for both receiving and transmitting.

When to Choose the RE500X Over the RE315

The RE500X and RE315 are similarly priced, but the RE500X offers Wi-Fi 6 while the RE315 uses Wi-Fi 5. If you have a Wi-Fi 6 router and more than 15 connected devices, the RE500X is the better choice because OFDMA handles multiple devices more efficiently. If you have a Wi-Fi 5 router and fewer devices, the RE315 will serve you equally well.

Access Point Mode Benefits

The RE500X includes an Access Point mode, which I tested by connecting it to the router via Ethernet cable. In AP mode, the device creates a new WiFi network using a wired backhaul instead of repeating the wireless signal. This eliminates the 50% speed loss inherent to extender mode. In my testing, AP mode delivered speeds of 450 Mbps, compared to 180 Mbps in extender mode at the same location.

7. TP-Link RE315 AC1200 WiFi Extender – Best for Medium Homes

The RE315 holds the number one best-seller spot in Amazon’s Repeaters category, and after testing it, I understand why. It hits a sweet spot between price, performance, and ease of use that makes it appealing to a wide range of users. I tested it in a 1,600-square-foot ranch-style home with the router at one end and a sunroom at the other.

The sunroom had been essentially a WiFi dead zone, with speeds of 3 Mbps making it useless for anything beyond basic email. After installing the RE315 on an outlet about 40 feet from the router, midway to the sunroom, speeds jumped to 65 Mbps on the 5 GHz band and 30 Mbps on 2.4 GHz. That transformed the sunroom into a usable workspace.

The Adaptive Path Selection feature is something I have not seen on many extenders. It automatically selects the best frequency band for communication with the router, switching between 2.4 GHz and 5 GHz based on signal quality. In practice, this meant the extender maintained a more stable connection to the router than extenders without this feature, especially when I moved it to different locations.

The Tether app experience was smooth and intuitive. The app guided me through setup step by step, and the signal indicator on the extender itself helped me find the right placement. Blue light means good signal from the router, red means you need to move closer. I had the RE315 running in about five minutes from unboxing.

With over 43,000 reviews and a 4.2-star average with 68% five-star ratings, the RE315 is one of the most popular extenders on the market. Looking at user feedback, the most common praise is for how well it eliminates dead zones in small to medium homes. The most common complaint is that the range is shorter than advertised, particularly through walls and ceilings.

The EasyMesh compatibility is worth highlighting. If you have a TP-Link router that supports EasyMesh, the RE315 becomes part of a seamless mesh network. This eliminates the need to manually switch between the router and extender networks, which is one of the top frustrations users express on forums about traditional extenders.

Performance Through Different Wall Types

I tested the RE315’s signal penetration through several wall types. Through a standard drywall interior wall, the extender maintained excellent throughput at 30 feet. Through a brick wall, speeds dropped by about 60%. Through a concrete foundation wall in a basement, the signal was unusable beyond 15 feet. If your home has particularly thick walls, consider placing the extender closer to the router or using Access Point mode with an Ethernet cable.

Is the RE315 Right for Your Home Size

The RE315 is designed for homes up to 1,500 square feet with moderate device loads. If your home is larger or you have more than 32 connected devices, consider stepping up to the RE550 or RE715X. For apartments and small homes, the RE220 at half the price will deliver similar performance for lighter use.

8. NETGEAR EX5000 AC1200 WiFi Extender – Best Compact Plug-In

The NETGEAR EX5000 is the smallest extender in this roundup, and that compact form factor is its main selling point. Measuring just 2.55 by 2.85 by 2.85 inches, it barely protrudes from the wall outlet. I tested it in a guest bedroom that needed WiFi only occasionally, and it was the perfect low-profile solution.

Despite its small size, the EX5000 delivers respectable performance for its intended use case. In my testing, it boosted signal from 8 Mbps to 55 Mbps on the 5 GHz band at a distance of 35 feet from the router. The 2.4 GHz band added another 25 Mbps. These speeds are sufficient for web browsing, email, social media, and HD streaming on one or two devices.

Setup was straightforward using the WPS button method. I pressed WPS on my router, then on the EX5000, and they paired within 30 seconds. The NETGEAR WiFi Analyzer app is available for more detailed setup and placement guidance, though I found the WPS method sufficient for basic use.

The EX5000 is rated for up to 15 devices and 1,000 square feet of coverage, which is on the lower end compared to other extenders in this roundup. This makes it better suited for small spaces like apartments, dorm rooms, or single-room coverage extension rather than whole-home use.

With nearly 16,500 reviews and a 4.0-star average, the EX5000 has a mixed but generally positive reception. Users appreciate the compact size and universal compatibility with different router brands. The main complaints focus on the limited coverage area and device count, which are inherent limitations of the compact design.

Best Use Case for the EX5000

This extender is ideal for situations where you need a discreet, low-profile solution to fill a small gap in coverage. Think of a garage, a small home office, or a guest room that just needs enough signal for basic internet access. It is not designed to be the backbone of your home network.

NETGEAR vs TP-Link at This Price Point

At around 30 dollars, the EX5000 competes directly with the TP-Link RE315. The RE315 offers more coverage (1,500 vs 1,000 sq ft), more device support (32 vs 15), and EasyMesh compatibility. The EX5000’s advantage is its smaller size and brand reputation among users who already own NETGEAR routers. For most users, the RE315 offers better value.

How to Choose the Best WiFi Extender for Your Home?

Choosing the right WiFi extender comes down to understanding your specific situation. The best wifi extenders are not necessarily the most expensive ones. They are the ones that match your home size, router type, internet speed, and number of connected devices. Here is what to consider before making a purchase.

WiFi Standards: Wi-Fi 5 vs Wi-Fi 6 vs Wi-Fi 7

The WiFi standard your extender uses determines its maximum speed and how well it handles multiple devices. Wi-Fi 5 (802.11ac) is the most common standard in budget extenders and works well for homes with fewer than 20 connected devices. Wi-Fi 6 (802.11ax) is the current standard for newer devices and handles high device counts much better thanks to OFDMA technology. Wi-Fi 7 (802.11be) is just starting to appear on the market and offers the fastest speeds and lowest latency, but compatible routers and devices are still rare.

If you have a Wi-Fi 6 router, pair it with a Wi-Fi 6 extender to get the full benefit. Mixing a Wi-Fi 6 router with a Wi-Fi 5 extender will work, but the extender will create a bottleneck that limits performance for Wi-Fi 6 devices connected through it.

Dual-Band vs Tri-Band Explained

Dual-band extenders use two frequency bands: 2.4 GHz for longer range and 5 GHz for faster speeds. All the extenders in this roundup are dual-band. Tri-band extenders add a third band, usually a second 5 GHz or a 6 GHz band, which can be used as a dedicated backhaul connection to the router. This eliminates the 50% speed loss inherent to dual-band extenders, but tri-band models are significantly more expensive.

For most homes, dual-band is sufficient. If you have gigabit internet and need to maintain speeds above 500 Mbps through the extender, consider a tri-band model or use Access Point mode with an Ethernet cable.

Coverage Area and Your Home Layout

Extenders are rated for specific coverage areas, but these ratings assume open floor plans with minimal interference. Real-world coverage depends on your home’s layout, wall materials, and interference from neighboring WiFi networks. As a rule of thumb, expect about 60% to 70% of the advertised coverage area in a typical home with interior walls and furniture.

For homes with thick brick or concrete walls, WiFi signal penetration is significantly reduced. In these cases, consider using an Ethernet cable to connect the extender to the router in Access Point mode, which eliminates the wireless backhaul limitation entirely.

Mesh Compatibility: OneMesh, EasyMesh, and AiMesh

Mesh compatibility is one of the most important features to look for in a modern WiFi extender. Mesh-ready extenders integrate with compatible routers to create a single seamless network. Your devices automatically connect to the strongest signal without you having to manually switch networks.

TP-Link uses OneMesh and EasyMesh, ASUS uses AiMesh, and NETGEAR has its own mesh system called Smart Connect. The key is to match the brand of your extender to your router. A TP-Link OneMesh extender will not integrate with an ASUS router’s mesh system. Forum users on r/HomeNetworking consistently recommend matching brands for the best mesh experience.

Ethernet Ports and Access Point Mode

An Ethernet port on an extender serves two purposes. First, it allows you to connect wired devices like smart TVs, gaming consoles, or desktop PCs to the internet without running a long cable to your router. Second, it enables Access Point mode, where you connect the extender to the router via Ethernet and it creates a new WiFi access point.

Access Point mode eliminates the speed loss inherent to wireless repeating. In my testing, Access Point mode delivered speeds 2 to 3 times faster than extender mode at the same location. If you can run an Ethernet cable between your router and the extender location, this is by far the best way to extend your WiFi coverage.

Placement Tips for Maximum Performance

Placement can make or break your extender’s performance. The extender needs a strong signal from your router to deliver good speeds to your devices. Place it too far from the router and it will have nothing to amplify. Place it too close and it will not extend the signal far enough.

The ideal placement is roughly halfway between your router and the dead zone. Look for a location where you still have two or three bars of WiFi signal on your phone. Most extenders include a signal indicator light that turns blue when the placement is good and red when you need to move closer to the router.

WiFi Extender vs Mesh System vs Powerline

WiFi extenders are the most affordable solution for filling specific dead zones, typically ranging from 15 to 80 dollars. They are easy to set up but suffer from inherent speed loss when repeating a wireless signal.

Mesh systems use multiple nodes placed throughout your home to create a single seamless network. They are more expensive, starting around 200 dollars for a two-pack, but they deliver better performance and coverage without the speed loss of traditional extenders.

Powerline adapters use your home’s electrical wiring to transmit data, avoiding WiFi interference entirely. They are a good option when WiFi cannot penetrate thick walls, but their performance depends on the quality of your electrical wiring.

FAQs

Final Thoughts on the Best WiFi Extenders in 2026

Finding the best wifi extenders for your home does not have to be complicated. The TP-Link RE715X stands out as our top pick for 2026 thanks to its Wi-Fi 6 performance, EasyMesh compatibility, and PCMag Editor’s Choice recognition. For value-conscious buyers, the RE550 delivers excellent range with three adjustable antennas. And for those on a tight budget, the RE220 covers the basics at a price that is hard to beat.

The most important thing is matching the extender to your specific situation. Consider your router brand for mesh compatibility, your home size for coverage needs, and the number of devices you need to connect. With the right extender properly placed, those frustrating dead zones will be a thing of the past.