1. 3 in 1: Keyboard, mouse and touchpad 2. USB power supply, no battery is required Newly launched wired USB handheld keyboard, mouse and touchpad 3 in 1. Also a HTPC, IPTV, CARPC controller and keyboard. Compatible for Mac, Linux, Windows OS etc.Feature:1. 3 in 1: Keyboard, mouse and touchpad2. USB power supply, no battery is required3. Wired keyboard with cable lenth of 1.6M for comfort ...