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⚡ Power up your home network—fast, simple, unstoppable!
The TP-Link TL-WPA4221 KIT is a high-performance AV600 Powerline WiFi Extender that boosts your home internet by delivering up to 600 Mbps over existing electrical wiring and extends WiFi coverage up to 300 meters. Featuring plug-and-play setup, dual Ethernet ports for stable wired connections, and one-touch WiFi configuration, it’s designed to eliminate dead zones and lag, perfect for gamers and remote workers seeking seamless connectivity.







| ASIN | B0D7MSBFQT |
| Best Sellers Rank | 725 in Computers & Accessories ( See Top 100 in Computers & Accessories ) 3 in Powerline Network Adapters |
| Box Contents | TL-PA4010, TL-WPA4220 |
| Brand | TP-Link |
| Brand Name | TP-Link |
| Color | white |
| Colour | white |
| Compatible Devices | Router |
| Compatible Operating System Family | Windows |
| Compatible devices | Router |
| Country of Origin | China |
| Customer Reviews | 4.4 out of 5 stars 603 Reviews |
| Data Link Protocol | Ethernet, HomePlug AV2, IEEE 1901, IEEE 802.3, IEEE 802.3u |
| Data Transfer Rate | 600 Megabits Per Second |
| Data link protocol | Ethernet , HomePlug AV2, IEEE 1901, IEEE 802.3 , IEEE 802.3u |
| Hardware Interface | Ethernet |
| Hardware interface | Ethernet |
| Item Dimensions L x W x H | 13.8L x 10.2W x 19.2H centimetres |
| Item Weight | 0.21 Kilograms |
| Manufacturer | TP-Link |
| Manufacturer Part Number | TL-WPA4221 KIT |
| Minimum Required Operating System Version | Mac OS 14 Sonoma, Windows 11 |
| Model Number | TL-WPA4221 KIT |
| Product dimensions | 13.8L x 10.2W x 19.2H centimetres |
| Unit Count | 2.0 count |
S**R
WiFi for my garden room
This product is a life saver for us, we use it for a garden room that has a power supply from the house, and it’s spot on. Very easy to set up and I can now use multiple connected devices and there is no drop in performance. I am really impressed with this device
M**D
Solved Lag Spikes On PS5 - Exceptional
I was skeptical at first if this powerline adaptor would actually work with mixed opinions online. But it is doing an exceptional job and was easy to set up. My PS5 was suffering lag spikes repeatedly making Cod Bo6 and Fifa difficult to play. My router is on the other side and lower floor of my house meaning weaker wifi signal and interference. I have now had this powerline connected to my PS5 with ethernet for some weeks and i am no longer lagging with steady ping and no packet loss. The download speed is near enough close to full mbps my isp provides and is steady. I even have my BO6 texture streaming on full and there is still no lag with this amazing item. In regards to the wifi extender part of this product, it is decent but does not perform as well as the powerline ethernet connection and download speeds are smaller in comparison. So if you are looking for an adaptor that will solve lag on devices that can be connected with ethernet, it is perfect but not the best option if you want to extend your wifi signal itself to phones and such. It will also depend on your houses electrical wiring and is recommended to be on the same circuit. I didn’t check my circuits or wiring and tested my luck. This product is working perfectly for me and solved my issues hence i give 5 stars!! It is worth trying and if it doesnt work well in your case, it can be returned within the time window.
F**T
Solid Performance, Great Value – TP-Link WiFi Extender is a Reliable Solution
I’ve been using the TP-Link WiFi Extender for a few months now, and it has significantly improved my home network’s coverage. Setting it up was a breeze, thanks to the easy-to-follow instructions and the Tether app, which made the whole process super straightforward. The device quickly found my network and boosted the signal in areas that were previously a dead zone. The performance is great for everyday use—streaming, gaming, and browsing are all much smoother with fewer interruptions. The range is solid, and I’ve noticed fewer dropped connections throughout my home. It’s also relatively compact and doesn’t take up much space, which is a nice touch. However, there are a couple of reasons I’m not giving this 5 stars. While the extender works well in general, there’s a slight dip in speeds when compared to being directly connected to the router, especially in areas farther away from the device. Additionally, the design could be a bit more streamlined—while it’s not bulky, the positioning of the antennas could be more adjustable. Overall, the TP-Link WiFi Extender is a fantastic product for the price. It does exactly what it promises and provides a noticeable improvement in Wi-Fi coverage without breaking the bank. Highly recommended for anyone looking to boost their signal and eliminate those annoying dead zones!
I**L
Great product
Works really well, easy to set up, once you know how 😉 Boosted the signal to a room at the back of the house that was a "dead" zone. Definitely recommend 👌
A**R
WiFi link
It is fantastic. Works like a dream has enabled us to FaceTime in another room
K**N
great at first
I had recently bought a pc for gaming. I noticed that I was constantly lagging therefore I decided to buy an ethernet. very easy to setup and was working great. Up on the 2 month mark of buying this product I started noticing lagging again this time worse then before I had bought the ethernet I have tried restarting my wifi or updating my pc drivers but nothing seems to stop the lagginess.
S**T
Good quality
Great and easy to set up if you are tech savvy.
A**S
Great product but pricey!
My initial review, received this product on time, thanks to Amazon delivery! Installed the power line wifi extender to support main internet line in my garage cum office. I did not have bandwidth to put cabling as the structure from my wifi cupboard and the garage is little odd. The product looks good. Simple plug and play. Worked straightforward. Will check its durability in terms of connection drop and any other issues and update the comments here. One thing I want to highlight here is that it is pricey.
M**I
Wifi extender
Good wifi extender,work ok
P**P
Muy efectivo
Estamos muy satisfechos. Fácil de instalar.
P**P
WiFi Extender
Easy to set up as long as you read the full instructions. They act as WiFi extenders. A little slow to contact your WiFi but much cheaper option to a mesh setup.
I**O
Parfait
Parfait
K**R
Falsely Advertised Wi-Fi Speed
Do not buy this product if you are looking for WiFi speed in another area. I had really low speed after installing and after speaking with support they told me that only “20% to 30% of the link rate will be the converted output of the Powerline”. I have returned the product as that is not mentioned anywhere on the ad.
Trustpilot
2 months ago
5 days ago