Light up your wireless gaming with the K57 RGB Wireless Gaming Keyboard, featuring sub-1ms SLIPSTREAM WIRELESS and brilliant per-key RGB backlighting from CAPELLIX LEDs. LIGHT IT UPLight it up anywhere with CAPELLIX LEDs, shining brighter and consuming far less power than conventional RGB LEDs – enabling wireless play with full RGB lighting for up to 35 hours (and up to 175 hours without lighting). Choose from 18 different pre-set lighting effects in wireless mode, or experience total control of each individually lit key while in wired mode. THREE MODES OF CONNECTION01 SLIPSTREAM CORSAIR WIRELESS TECHNOLOGY02 BLUETOOTH03 USB WIRED Windows Key Lock ModeEnsures you'll never accidentally interrupt your game at critical moments. Volume and Multimedia ControlsFor easy access, direct control over your audio and media. Quiet and Responsive KeysFor comfortable typing during both work and play. Six Dedicated Macro KeysFully programmable with complex macros and key remaps for an in-game advantage. Detachable Palm RestSoft rubber palm rest reduces stress on your wrists so you can play longer in comfort.