1. Material: ABS plastic +silicone
2. Bluetooth version: 5.0
3. Transmission Range:10m
4. Output power: 10W*2 (20W)
5. Frequency response:100Hz-20KHz
6. Distortion:≤0.5%
7. S.N.R:≥80db
8. Battery:3.7V 4000mAh
9. Charging time:4-5hours
10. Playing time:8hours
2. Bluetooth version: 5.0
3. Transmission Range:10m
4. Output power: 10W*2 (20W)
5. Frequency response:100Hz-20KHz
6. Distortion:≤0.5%
7. S.N.R:≥80db
8. Battery:3.7V 4000mAh
9. Charging time:4-5hours
10. Playing time:8hours