Dragon War's Optical-Switch is about 25% faster than traditional mechanical switch Dragon War Optical keyboard delivers performance, quality and reliability and are the choice of some of the world's top esports athletes. 2 retractable cell phone holders at the top of the keyboard Taking personalization to the next level, you can now illuminate the keyboard just the way you want. It allowing you to have a six colors and 12 pattern backlight moded for an impressive displays that's as unique as your play style. With N-Key rollover, press any number of keys plus modifier keys (Control, Alt, Shift) in any order and get exactly what you intended. Cable Length: 1.8m Dimension: 124 x 67 x 39 mm