Color Black Brand N/A Model BK999 Quantity 1 Set Material ABS Powered By Built-in BatteryUSB Compatible Brand APPLE MACBOOKDellHPToshibaAcerLenovoSamsungMSISonyIBMAsusThinkpadHuaweiGoogleOthersUniversal Wireless or Wired Bluetooth Bluetooth Version V3.0 Interface OthersMicro USB Keys 80 Operating Range 10 m Charging Time 2-3 Hour Battery Capacity 110 mAh Battery Number No Battery included or not No Supports System Win xpWin 2000Win 2008Win vistaWin7 32Win7 64Win8 32Win8 64MAC OS XLinux Packing List 1 x Bluetooth keyboard 1 x Cable (50cm) 1 x Chinese / English user manual