1. Wireless specification: V5.3
2. Wireless transmission range: 10m
3. Audio signal-to-noise ratio: about 80db
4. Battery capacity: 1200mAh
5. Built-in voltage: 3.7V
6. Normal volume playback: about 3h
7. Speaker power: 4Ω/5Wx2
8. Frequency response: 150Hz-20KHz
9. Charging voltage: 5V/1A
10. Charging time: about 2h
11. Support FM radio, you can directly search for radio stations in the listening area
12. The sound is soft, clear and dynamic, with distinct layers
13. Direct reading of TF card and U disk, support TWS function, outdoor EQ mode
14. Support LINE IN audio input, provide you with computer speaker function, can directly connect to mobile phone/tablet/and TV wireless pairing to play music