Operational Rang: up to 10 meters
Transmit power: +5db Max
Operation voltage: 3.7V
Keys number: 78
Charging current: <200mA
Sleep current: <30uA
Battery type: BL-5B
Battery capacity: 300mAh
Applicable systems: Android, Windows, iOS, Linux
This is a wonderful combo of 2.4GHz Wireless Mouse, Mini Wireless QWERTY keyboard and Touchpad, with USB interface adapter. People could make a presentation and operate PC wirelessly within 10M, change slides and screen options, write on the screen, emphasize words and objects, watch internet TV on standard TV via broadband, PC or Android TV Box, just by using this wireless combo