Specifications:&&&1. Material: ABS&2. Bluetooth V&3. 0 EDR 3. Loudspeaker Power: 3W&4. Power: DC 5V- 100-120mA&5. Battery 3.7v 400mAh lithium6. Charging time approx. 3 hours7. S/N Ratio 75db8. Distortion 9. Operating time approx. 6 hours&10. Transfer distance :~10M (the distance depends

Specifications:&&&1. Material: ABS&2. Bluetooth V&3. 0 EDR 3. Loudspeaker Power: 3W&4. Power: DC 5V- 100-120mA&5. Battery 3.7v 400mAh lithium6. Charging time approx. 3 hours7. S/N Ratio 75db8. Distortion 9. Operating time approx. 6 hours&10. Transfer distance :~10M (the distance depends on the bluetooth device and environment)&11. Product Size: 8.5x8.5x4.5CM&