K606 Specifications Keys: 104 Switch type: membrane Switch rating: 10 million presses Key route: 3.6 ± 0.3 mm Operating force: 55 ± 10 g Backlight: mixed colors (Rainbow) Interface: USB 2.0 Cable length: 1.5 m Size: 447 x 167 x 40 mm OS support: Windows 7 or newer Featuring Anti-ghosting: 19-key rollover support Solid and high-quality build for increased durability Mixed 3-color rainbow backlight Built-in palm rest