1、USB 4g wireless transmission, USB receiver, easy to install. 2、Include not only ordinary wireless keyboard keys, but also multimedia controls and PC game controls. It has a built-in programmable smart touch pad that can be used horizontally and vertically. 3、It has power indicator, radio frequency indicator, CAPSLOCK indicator, and low voltage indicator. 4、Computer Systems: For Windows 2000/Windows XP/Windows Vista/Windows CE/Windows7/Linux, etc. 5、It is suitable for meeting, teaching training, and speech. With large computer screen and projector, it can be controlled from a distance up to 10M, interactive and convenient. Description: You can be completely liberated from the side of the computer. And only through the touchpad, the cursor responds to move on the screen exactly according to your will. This keyboard squirrel is comfortably handheld and convenient, completely avoid the disadvantages of traditional mouse that needs to be operated with stationary desktop as a reference. You won't be tired even lie down to play your computer, and completely "palm" control your computer entertainment. Features: 1. USB 2.4g wireless transmission, USB receiver, easy to install. 2. Include not only ordinary wireless keyboard keys, but also multimedia controls and PC game controls. It has a built-in programmable smart touch pad that can be used horizontally and vertically. 3. It has power indicator, radio frequency indicator, CAPSLOCK indicator, and low voltage indicator. 4. Computer Systems: For Windows 2000/Windows XP/Windows Vista/Windows CE/Windows7/Linux, etc. 5. It is suitable for meeting, teaching training, and speech. With large computer screen and projector, it can be controlled from a distance up to 10M, interactive and convenient. Specification: Material: ABS Operating Range: Up to ten meters Transmitting Power: +4db Max Working Voltage: 3.3V Working Current: <80mA Charging Current: <300mA Sleeping Current: <1mA Battery Capacity: 300mah Computer Systems: For Windows 2000/Windows XP/Windows Vista/Windows CE/Windows7/Linux, etc. Size: Approx.  15.1 x 5.9 x 1.2cm/ 5.9 x 2.3 x 0.5in Package List: 1 x Wireless Touch Keyboard Flying Mouse 1 x Receiver 1 x User Manual 1 x USB Cable Note:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.