Features Ergonomic Designed Keycaps Rainbow Lighting Effect Hotkeys for Rapid Control (Multimedia/Brightness) Water Repellent Gaming Base Rubber Feet Anti-Ghosting SPECIFICATION : MODEL NAME : VIGOR GK20 GAMING KEYBOARD CABLE TYPE : 1.8m with gold-plated connector KEYBOARD INTERFACE : USB 2.0 BACKLIGHT : Static Multi-Color Anti-Ghosting : 12 Keys Anti-Ghosting (QWERASDFZXCV) SWITCH TYPE : Membrane OPERATING SYSTEM : Windows 10 / 8.1 / 8 / 7 KEY STROKE LIFE : 12+ Million NORMAL KEYS : 104 / 105 / 108 keys (different by languages) PRODUCT DIMENSIONS (MM) : 455.2 x 171.3 x 34.3 mm WEIGHT (PRODUCT / PACKAGE) : 866.5 g / 1257 g