Compatible Devices Laptop, PC, Gaming Console, Smart TV Connectivity Technology Wireless Keyboard Description QWERTY Special Feature Ergonomic, Rechargeable Color Black Operating System Linux, Windows Vista, Windows XP, Mac OS, Windows 2000, Android Number of Keys 87 Style X1 2.4G Item Dimensions LxWxH 7 x 4 x 1 inches About this item Multifuntion and Convenient: Rii Mini Wireless QWERTY Keyboard with Touchpad, Portable and Convenient for Your Notebooks,Tablets, Laptop,PC,Windows and Mac OS IPTV Internet TV Google TV Android TV box PS3-4 and Xbox 360,Multi-function keyboard makes your home life more convenient ! Enjoy Wireless RF: Rii advanced RF 2.4G wireless technology that delivers anti-interference and reliable connection.with USB receiver ( no driver needed ) plug and play. enjoy up to 10m operating distance. Easy To Use : X1 with Qwerty keyboard and ordinary keyboard layout ,Main feature buttons: Home, Page Up/Down, Volume Control, Ctrl+Alt+Dlt, Esc, Search, and more ,Ultra sensitive touchpad with 90-degree flip design ! Rechargeable Battery:Rii X1 built-in rechargeable polymer Lithium-ion battery. Auto sleep and wake-up function make the battery more durable and avoid the trouble of changing the battery frequently !