Features: Dual mode, support USB wired/BT connection, the Type-C charging interface can charge the keyboard in wired mode. Adopt high-performance BT3.0 chip to ensure more stable signal transmission, 10m effective transmission distance, strong anti-interference ability. Three BT devices can be matched simultaneously, you can switch devices by FN+E, FN+R, FN+T operations. 61 keys, the OUTEMU Red Switch has no sense of paragraph, it feels light when typing, low noise. N-key rollover, the keyboard provides 19 kinds of RGB light effects for you to choose. Ergonomic design, suspension key cap, comfortable to use. The built-in 1300mAh large capacity battery can be used continuously for 10 hours, easy charging, 480 hours of standby time, no need to worry about power shortage. Wide compatibility, support Windows XP/Win7/Win8/Linux/Android/Mac OS systems, suitable for PC and laptop. Specification: Brand: MOTOSPEED Model: CK62 Color: Black/White/Pink(optional) Switch: OUTEMU Blue Switch/OUTEMU Red Switch(optional) Durability: 50 million times Number of keys: 61 Connection mode: USB wired/BT BT version: V3.0 Battery capacity: 3.7V/1300mAh Working voltage/current: 5V/300mA(wired), 3.7V/200mA(BT) Item size: 29 * 10 * 4cm /11.42 * 3.94 * 1.57in(L * W * H) Item weight: Approx. 465g /16.4oz Package size: 33 * 13 * 7cm /12.99 * 5.12 * 2.76in(L * W * H) Package weight: 630g /22.22oz Packing list: 1 * Keyboard 1 * USB cable 1 * User manual