Color Black Brand JUEXIE Model JK-108 Quantity 1 Piece Material ABS Type Gaming Interface USB 2.0 Wireless or Wired Wired Bluetooth Version No Tracking Method OthersNo Back-lit No Powered By USB Battery included or not No Waterproof Yes Supports System Win xpWin 2000Win vistaWin7 32Win7 64Win8 32Win8 64MAC OS XLinux Other Features Waterproof; Dual spring design for space key; Keystrokes: 10 millions; Built-in game sensor is with 0.2ms response time; Matte surface provides good touch feeling and it is anti-skid; With 8 blue keys; Comfortable to use. Packing List 1 x Keyboard (cable length: 140cm)