... Features: IR Power on/off; 2.4G Wireless, USB receiver; Non-directional remote controll; Air Mouse, Anti- ... algorithm, R2 can provide accurate and easy control of the mouse cursor.3. Motion Sensing ... , it's all possible with the R2 remote. R2 means fun for everyone, of any ... MMBattery2 AAA batteriesStandby Time6 monthsWorking Time30 hoursReceiverUSB 2.0OSWindows,Mac OS, Android, LinuxCustomizations Key ...