Is prima in his hand and after a short time you get the hang of how it works with the mouse. The keyboard I have not used really, since I now quite well and quickly get by using the mouse function. I find this system a bit better than the FB with integrated touchpad. I use this part with an Android Stick is connected to the TV. Solely turning the stick does not work with me. I ordered the part on the Amazon platform from a dealer in HK, for just under 24 euros, and never regretted. Great part, may be that there are better, but I can recommend the part with a clear conscience