Type：bluetooth speaker
Connection method： Bluetooth connection
Interface type;：USB
Battery capacity：1500
Frequency response range：100HZ-20KH
Output power：5W
Signal to noise ratio： ≥75dB
Power supply mode： built-in lithium battery
Extended storage：32GB
Effective distance：10 meters
Function： voice prompt, radio, card
Box material：ABS
Appearance size： 377*150*158mm
