Keyboard Specs: Keys: 104 Switch type: membrane Switch rating: 8 million presses Key route: 2.2 ± 0.5 mm Operating force: 70 ± 10 g Backlight: mixed colors (Rainbow) Interface: USB 2.0 Cable length: 1.4 m Size: 431 x 131 x 30 mm Mouse Specs: Sensor: Optical DPI: 800-1600-2400-3200 Buttons: 4 Switch rating: 1 million clicks Backlight: 7 colors Interface: USB 2.0 Cable length: 1.5 m Headset Specs: Sound: stereo Frequency response: 20 Hz - 20 KHz Speaker size: 40 mm Speaker sensitivity: 92 dB Speaker impedance: 32 Ω Microphone type: omnidirectional Microphone size: 6x5 mm Microphone sensitivity: -54 dB ± 2 dB Connectors: 2x 3.5 mm jack Cable length: 2.1 m Mousepad Specs: Ideally suited for high sensitivity mouse settings The anti-sweating design prevents edge warping Anti-skid rubber base Size: 287 x 244 x 3 mm