1. Bluetooth speaker, mic inside, hands-free function
2. Support TF card, USB drive, AUX
3. Rechargeable li-ion battery; charging port: Micro USB
4. Play time: 8H
5. Bluetooth distance: 10m
6. Bluetooth version: 4.2
7. Speaker: 45mm 5W*2, resistance: 4ohms
8. F.R.: 50Hz-20KHz
9. S/N: >=90DB
10. Battery: 1000mAh
11. Product size: 196.4*77.8*63.2mm
12. Product weight: 552g