Dell Keyboard Alienware RGB Mechanical Gaming AW510K, US International, Backlit: AlienFX RGB / 16.8 million colours, Keyboard Technology: Mechanical, Connectivity Technology: Wired, Interface: USB, Numeric Keypad: Yes, Hot Keys Function: Programmable, mute, play/pause, stop, backward, volume -, volume +, skip backward, skip forward, Key Switch Type: CHERRY MX Low Profile Red, Key durability of 50 million keystrokes with no loss of quality, Fully programmable keys for macros and key assignments, On-board memory for on-device storage of settings, Dedicated audio control with sound roller for fast & accurate adjustability, Floating keys architecture, Anti-ghosting/N-Key rollover, A redesigned 3 section layout, USB passthrough and dedicated media keys, Colour: Dark side of the moon, Adjustable Height: Yes, Cable Length: 2 m, Dimensions (WxDxH): 46.7 cm x 15.62 cm x 2.94 cm, Weight: 910 g, Designed For: Alienware Area-51, Aurora, M15, M17; G5 15 5500, 15 5587, 15 5590; G7 15 7500,15 7588, 15 7590, 17 7700, 17 7790, 2 Years Warranty