keyboard Features: 100% Brand New Aftermarket High Quality Backlit design, cool and full of personality. Adjustable backlit of 3 colors and adjustable brightness of 3 levels, more choices, more flexible. Big keyscurved caps, perfect to fit fingers. Anti-slip patches provide strong adsorption capacityeffectively avoid moving when playing game. Heavy and ergonomics design, all bring player joyful gaming experience. Backlit color: Red, purple and blue Key life: 10 million times Working current: 350mA Working voltage: 5V DC 0.5V Support system: For Win7 / 8 / Vista / XP / 2000, for OSX 10.2 Material: ABS Keyboard size: 44 * 13.5 *4.0cm (L * W * H) Package size: 45 * 17 * 5cm (L * W * H)User tip:1. There are 3 adjustable backlighting colors (blue, purple and red). Press FN + SL to switch the colors.2. There are 3 adjustable brightness levels (33%, 66% and 100%). Press FN + or FN +to adjust it.Package Content:Mouse Specifications:Specifications:Color: Black,White.Material: ABSTracking system: OpticalVoltage rating /Electric current: DC 5V / 100mAConnection: WiredCable length: Approx. 140cmPort: USB 2.0DPI: 1200/1600/2400/3200Switch Life: 10 million cycleButtons: left, right, scroll wheel, DPI, advance, retreatLight effect: colorfulSupport System: Windows 7/8/2000/XP/Vista Mac OS or latestItem size: 14* 7* 4.5cmPackage Include: 1pc Keyboard(with retail package) 1PC Mouse