Description SPECIFICATIONS Connectivity Connection Modes Wireless (dongle) Wireless Transmission 2.4 GHz Operating Distance Up to 10 meters range & 360˚ coverage USB Type 3.0 Nano USB Receiver Plug & Play Nano USB Receiver Storage Compartment Yes Compatibility Windows XP/Vista/7/8/10 Yes macOS Yes Features Keyboard Numpad Yes Keyboard Multimedia Keys No Keyboard Function Keys Yes Mouse Buttons 3 including a 2D scroll-wheel Mouse DPI 1000 DPI Switch No Mouse Tracking Technology Optical Drivers No Power Battery Alkaline battery Battery Included 2 AA alkaline batteries Battery Life Up to 12 months Dimensions Keyboard Height 30 mm Keyboard Width 436 mm Keyboard Depth 157 mm Keyboard Weight 571 g Mouse Height 40 mm Mouse Width 119 mm Mouse Depth 63 mm Mouse Weight 84 g Language Standard Keyboard Layout QWERTY Local Layout Options Yes