Specifications：
Output power: 3.7V * 0.034A
Horn size 40 cm 19U
Main control chip: Jerry AC6965A
Packaging box size: 22.5 * 20 * 6.4cm
Support Bluetooth distance: 10 meters
Product with packaging weight: 271g
Battery: 150 MAH
Output voltage: 5V
Playback time: 5-6H
Charging time: 1H
