IMAGE 49-Key Bluetooth Wireless Mini Keyboard for iPad, iPhone, PDAs, Smartphones or PlayStation 3 (Black) Bluetooth Version: Bluetooth V2.0,49 keys mini keyboard,Built in rechargeable Li- ion battery, Micro USB port Color LED for working status indication,Built in intelligent power manage software for power conservation,Working range: 10m,Charging time: 3- 4 hours Compatible with:1. Computers with Windows/Mac Linux OS 2. Handhelds with Windows Mobile( 6. 0 & later) / Nokia Symbian S60 ( V3. 0 & later) OS 3. Sony Playstation3 4. HTPC with built- in Bluetooth 5. Apple iPad, Iphone (4.0 OS), Window Mobile (6.0 & later OS) Bettery use time: about 50 hours , Standby: 400 hours, Power: Charges by USB,Charging time: 2.5 hours,Dimensions: 115 x 60 x 7 mm,Color: black Package contents:Mini Bluetooth Keyboard X 1,Installation CD X 1.Power USB2.0 Cable X 1