Color White Model SW-K709 Material ABS Quantity 1 Set Interface OthersBluetooth Wireless or Wired Bluetooth Bluetooth Version V3.0 Compatible Brand APPLEDellHPToshibaLenovoSamsungSonyIBMAsusHuaweiGoogle Tracking Method OthersNo Back-lit No Operation Distance 10 m Powered By Built-in Battery Battery included or not No Charging Time 2 Hour Battery Capacity 320 mAh Waterproof No Type OthersBluetooth Supports System Win xpWin 2000Win 2008Win vistaWin7 32Win7 64Win8 32Win8 64LinuxAndroid 2.xAndroid 4.x Packing List 1 x Bluetooth keyboard 1 x USB cable (79cm)