This keyboard was a replacement for my old wired one which was a pain in the so and so when moving around the lounge. The idea was to use it like a remote control for watching movies on my computer, and therfore it needed good range. If range is what you're after, this is a gem. I managed 9m before i got an intermittant signal where only a few keys registered, and at 10m it fully cuts out. What i will say though, is the little reciever is the smallest thing ever made and unless it is securely plugged into the port it will get lost. And guess what? You dont get a spare. You know when you take a pen drive apart and there is the USB connector inside, its just a silver ...  Read the complete review