It is very good product according to as compare to other.TP-LINK is famous company in wireless products industry.
TP link tl wr840n is very good in range and giving such amazing speed of internet whether when we connected with other slow 2G type internet speed hotspot. It gives us upto 5 mbps in 3g speed. Which is usefull.
We all have a need to use it. nowadays no one person in world who never use internet at once.
It is becomes our daily need like others.
So TP LINK TL-WR840N is very good product.
You all have to buy it.
I’ve been using this product from last 2-3 months.
It is awesome.