Color Black Brand N/A Model WB-005 Quantity 1 Piece Material ABS + PC Type GamingErgonomic Interface USB 2.0 Wireless or Wired Wired Bluetooth Version No Tracking Method OthersNo Back-lit No Operation Distance 180 cm Key Force 50+/-10g Key Travel 0.4 cm Anti-ghosting Key 87 Powered By USB Battery included or not No Waterproof No Supports System Win xpWin 2000Win vistaWin7 32Win7 64Win8 32Win8 64MAC OS X Other Features AULA mechanical switches; With crisp key click and strong tactile sense; Up to 60 million keystrokes bringing gamers boundless mechanical feeling Packing List 1 x Mechanical keyboard (180cm-cable) 1 x Chinese / English manual