K57 RGB WIRELESS GAMING KEYBOARD VIVID RGB LIGHTING, WIRELESS FREEDOM LIGHT IT UP Light 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 lighting effects wirelessly or plug in for total control of each individually lit key. Switch through various profiles. THREE MODES OF CONNECTION 01 SLIPSTREAM CORSAIR WIRELESS TECHNOLOGY02 BLUETOOTH03 USB WIRED EVERYTHING YOU NEED TO TAKE ON THE WORLD INTELLIGENT CONTROL. UNLIMITED POSSIBILITIES. CORSAIR iCUE software enables vivid dynamic lighting control, sophisticated macro programming and full-system lighting synchronization across compatible CORSAIR peripherals, coolers, fans and more.