Keyboard Colorful LED backlit Comfortable and soft keys, perfect for gaming Error-free running time, strokes: over 10 million 19 keys anti-ghosting Compatible with Windows XP/Vista/7/8/10, Mac OS 12 FN shortcut buttons Gold plating USB Interfacе Mouse Ergonomic symmetric design for Right/Left hand Soft touch, Two additional navigation buttons (Forward and Back) Precision optical sensor A704 DPI switch resolution modes: 800/1200/1600/2000 Error-free running time, strokes: more than 3 million OS compatibility: Windows XP/Vista/7/8/10 Number of buttons: 5 + 1 (scroll wheel) Cable length: 60 inches Headphone: Comfortable leather ear covers Adjustable leather headband High fidelity sound quality stereo unit: Speaker unite Φ40mm, Sensitivity 110db, Impedance 32Ω, Frequency 20Hz~20KHz. High sensitivity microphone: Sensititivity -58dB±3dB, Omini-directional, input power 50mW Volume controller. Cable 82 inches Mouse Pad: Cloth surface for high performance Non-Skid natural rubber back Optical-friendly mouse pad for improved tracking Dimensions: 12 x 9 x 0.1 inches Weight: 5.2oz