| Input voltage: | DC 4.5-5.5V |
| Input current: | 400mA |
| Operating Voltage: | DC 3.7V |
| Operating current: | 20mA-150mA |
| Battery: | Built-in polymer lithium battery |
| Battery capacity: | 500mAh |
| Battery Operating time: | 6-10 hours(Operating time depends on different time) |
| Charging time: | 2.5 hours |
| Charging current: | ﹤350mA |
| Charging interface: | TYPE-C |
| USB charging cable: | 0.7m |
| Bluetooth version: | 2.1+ED |





