Specification:Type: 2.4G wireless slim touchpad keyboardModel number: T12Color: White/BlackMaterial: Aluminum + ABSInterface: USB 2.0Keyboard Layout: 80 keysKeyboard Size: 329.6x110x17.8mm(LWH)Touchpad Size: 80.4x93.3mm(LW)Weight: 270gBattery type: 2xAAA batteriesWorking range: 10mSleeping time: 10minsWake-up: Click any keyUsed for laptop,Website: , PC, tablet, and notebookOperation SystemUSB portWindows 2000Windows XPWindows Vista, Windows CE, Windows 7, Windows 8Linux (Debian-3.1, Redhat-9.0 Ubuntu-8.10 Fedora-7.0 tested)Android OS (With standard USB interface)