Color Black Brand - Quantity 1 Piece Material PU leather Powered By USB Compatible Brand LenovoSamsungHuaweiGoogleOthers Wireless or Wired Wired Bluetooth Version No Interface OthersMicro USB Charging Time - Hour Battery Number - Battery included or not No Supports System Win xpWin 2000Win 2008Win7 32Win7 64Win8 32Android 4.x Other Features With holder to keep the screen in specific angles; the PU leather case protects your tablet PC from shock dust and abrasion; hot swapping connected by micro USB cable and compatible with Windows Android system. Easy to carry and convenient to use. Packing List 1 x Keyboard case (30cm cable)