Equipped with RAZER Green mechanical switches and top quality aluminum frame. Featuring stunning 16.8 million color per-key and encircling panel RGB lighting, level 20 is fully programmable via newly designed TT I take software, combined with full system lighting synchronization capability via TT RGB Plus ECO system for a truly enhanced gaming atmosphere. In addition, level 20 comes with an exclusively designed smartphone/tablet app capable of voice control, ensures easy access to light functions, essential macros setting and patented Virtual game controller (vgc) mode for a truly unique and astounding mobile gaming experiences.P/N: KB-LVG-GRBRTC-01NO. OF MACRO KEYS: NONO. OF GAME PROFILES: SIXGRAPHICAL UI: YESWeight: 1500 GRAMSGOLD-PLATED USB: YESDimension: 482 x 185.96 x 43.93 mmInterface: USBANTI-GHOSTING KEYS: YES / N KEY Rollover (USB)ON-BOARD MEMORY SIZE: 4M bitPOLLING RATE: 1000 HZBACK-LIGHT: 16.8 Million RGB ColorsWRIST REST: NOAUDIO AND USB PASS-THROUGH: YESMULTIMEDIA KEYS: 5 + Volume WheelBRAIDED CABLE: YESCable Length: 1.8 MSWITCH TYPE: MechanicalSWITCH NAME: Razer Green MechanicalACTUATION POINT: Razer RGB Green: 1.9 mmKEY STROKE: Razer RGB Green: 4 mmACTUATION FORCE: 50G (Green) with Optimized Tactile FeelKEY LIFESPAN: 50 Million Clicks Lifetime