Keyboard/Keypad Connectivity Technology Wireless Keyboard/Keypad Wireless Technology RF Number of Keys 105 Hot Keys Windows Start Button Hot Keys Calculator Hot Keys Audio Hot Keys Zoom In Hot Keys Volume Down Hot Keys Volume Up Hot Keys Play/Pause Hot Keys Mute Keys Layout QWERTY Localization English Localization English Canada Keyboard/Keypad Host Interface USB 2.0 Keyboard/Keypad Height 1.79 Keyboard/Keypad Width 19.10 Keyboard/Keypad Depth 8.93 Weight Approximate 2.86 lb Package Contents 800 Keyboard USB Receiver Platform Supported PC Platform Supported Mac Device Supported Computer Environmentally Friendly Yes Environmental Certification WEEE Environmental Certification REACH Country of Origin ChinaPackage Contents 800 Keyboard USB Receiver