Features: brand new and high quality Wireless connection,for compact & portable size To enjoy PC Multi-media Entertainment at home Convenient& efficient for Conference,Presentation& lecturing To share large TV and projector screen for HD-player, Androids TV box, Web TV, Mini PC. Mini QWERTY- keyboard with multimedia control keys and PC gaming control keys. Suitable for people to watch internet TV plays on via broadband/PC and IPTVs. Specifications: Item: I8 Wireless Keyboard Language: English Backlight: Yes With 2.4Ghz USB interface adapter Battery: 2 x AAA Battery (Not Included) Working Range: about 10m (Barrier Free) Transmitting Power: about +5dB Working Voltage: 3.3V Working Current: less than 50mA Sleep Current: less than 1mA Compatible System: for Window 2000/XP/7 Features: Portable, with Touchpad, Ergonomic Size:Approx.14.6cm x 9.7cm x 1.9cm/5.75" x 3.82" x 0.75" Package Includes: 1 x i8 Keyboard note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!