Rosewill Apollo LED Backlit Mechanical Gaming Keyboard with Cherry MX Switch, Red/Blue (Apollo RK-9100xBRE) Cherry MX mechanical key Red switches N-Key Rollover (PS/2 interface must be used for full n-key rollover) Backlit Blue LED for enhanced visuals 4 level brightness control Built in 2 high-speed USB 2.0 hub Built in headphone & microphone jack pass-through Detachable wrist pad for maximum palm comfort Gaming cluster with anti-ghosting capability