Features: 1.With ergonomic design, the keyboard has a tilt angle, and the typing position is comfortable. 2.The wireless mouse with the outline shape of the car can work comfortably for several hours. 3.The operation is convenient and quick. Use the numeric keyboard to type quickly, and you can also instantly access music, Internet, email, volume, etc. through multimedia hotkeys. 4.The mouse and keyboard adopt a noise?reducing mute design, suitable for office use. 5.Lightweight and compact, comfortable to handle, easy to carry, and wireless design is more convenient to use. 6.2.4GHz wireless devices provide greater coverage and reduce interference from other wireless devices nearby. specification:Item Type: 2.4G Wireless Keyboard and Mouse Combo Material: ABS + PC Product Color: Silver Product Weight: Approx. 568g / 20.0oz Connection Method: Wireless receiver connection Transmission Distance: About 10m/32.8ft Wireless Transmission Frequency: 24GHz Battery s: Keyboard: 2xAA Battery (not included); Mouse: 2xAAA Battery (not included) Working Temperature: -10-55c Number of Keys: 102 Mouse DPI: 800/1000/1200 Compatible System: For Windows Xp/7/8/10 (32/64bit), for OS X V10.2, for Android 4.0 PackageList: 1 x Keyboard 1 x Mouse 1 x USB Receiver