Easy to use This wireless keyboard and mouse combo just need to plug the USB receiver into your device and use it. Plug the USB cable to the charging port easily charging (on the top left of the keyboard). 10M Working Range & PortableThis mini keyboard can work up to 10 meters (33 Feet). And the small and handheld design take up very minimal space in your bag. Just let you say goodbye to chunky keyboard to enjoy controlling with the keyboard on the couch. (The range might be affected by the wireless environment)