Features: * 3-in-1 multifunction: wireless QWERTY keyboard, touchpad mouse and RGB Colorful backlit. Compatible with PC, Smart TV, Android TV BOX, etc. * With included USB interface adapter, no driver needed, plug and play. 2.4GHz wireless connection, enjoy up to 10 meters wireless control. * Supports RGB Colorful Backlight function. Press the FN and the right corner button to turn on the backlit, and then press the button FN and RGB button to set the backlit color through touchpad. * High sensitive touchpad, easy to operate. A single finger click as left mouse function, two-finger click as the right mouse function, double fingers drag as the rolling screen. * Build-in 300mAh removable rechargeable Li-ion battery ensures long duration time. The Ergonomically handheld design is easy to carry and operate. Computer System Requirements: Windows 2000, Windows XP, Windows Vista, Windows CE, Windows 7, Linux(Debian-3.1,Redhat-9.0 Ubuntu-8.10 Fedora-7.0 tested) Note: After 3 minutes without any operating, the keyboard will go into sleep mode, press any key for about 1s to wake up keyboard.