Specifications:
Chip：AC6925B
Bluetooth Version: V5.0
Output power: 5W
Battery:1200mAh
Frequency response: 100Hz-20KHz  
Wireless operation range：10m
Input voltage:DC5V/1A
Play Time:5.5H(70% volume)
charging time : about 3.5H
Support: Bluetooth / AUX /Micro SD/USB
Product Size :140*40*78mm                                   
Material:  ABS+metal mesh
Features:
1. 5W output power provides you clear, high quality and loud sounds.
2.With volume knob easy to control the volume.
3.Universal Connectivity by Bluetooth, Micro Card, AUX and USB.
4.The bottom is made of high quality antiskid material, stable and soft.