1. Bluetooth version: 5.2
2. Chip: Bluetrum AB5606P
3. Battery capacity: 4000mAh
4. Charging time: 6 hours
5. Usage time: 3 hours
6. Speaker unit: 52mmx2
7. Power: 10Wx2
8. Support Bluetooth, FM, TF card, U disk, AUX, TWS and other modes
9. Size: 202x123x86mm
10. Weight: 1165g