Very useful when a laptop wifi module is not a good one or not able to achieve good internet speed. This External wifi module is like magic. With the laptop's own wifi I was getting 15-20mbps hardly from a 300mps speed plan.

After using this External wifi module, I am getting 250-280mbps in both download and upload.

Its dam GooD ..
Before i was using normal single band wifi adapter & 4 antenna TPlink archer C50 router dual band router which have lan port support of 10/100 mbps ..
& My wifi adapter which was 150mbps at that time i was getting speed of 30-35Mbps ..
& My actual plan is also 30Mbps giga line ..
But after changing router to TPLink Archer A9 1900 & connecting this adapter to my computer my speed boost to 97-98 Mbps ..
Its just mind blowing , worth purchase ..
Without any buffer or lag i watch ...

This thing really fast.but if you considering for distance use then it may give you slower transfer speed.

Great speed, the speed test showed same speed even in USB 2.0
You need to install the drivers for it to work
No USB cable is provided in this version

Good

The product is good .. my the main purpose to purchase this was getting a rtl88xxau driver but is having rtl88xcbu driver.... although this is fine once u install the required drivers in kali mentioned in t4u forum

Perfect USB adapter, simple setup.

Awesome

Really robust & easy to use/setup.
Design is also modern but could have used an external antennae for better reception.
Plug n Play
Had an issues while using for a while but it got fixed automatically.
Speed is good for 5G although lack strength for signal receiving.
2.4G is really strong signal strength n speed is fine.
I own a really good Dual band router so mind that....
this WiFi adapter alone wont do good If you router is Ancient.
DLNA playback is smooth.
file transfer locally is also f...

Just Don't waste your money

Pros: 1. increase your speed 4x to 5x but (read the cons)
.
Cons: 1. connection is very unstable, disconnect again and again
2. speed fluctuation is drastically high while downloading, from few kbps to 20 mbps to again few kbps.

i will not recommend you to buy this T4U or any other usb wifi reciever unless you wanted to experience the pathetic experience of using it, instead buy a good router and use it as repeater and connect it with lan to ur pc/la...