1. Bluetooth version: V5.0
2. Wireless transmission range: less than 10m
3. Audio to noise ratio: greater than or equal to 90dB
4. Battery capacity: 3600mAh
5. Built-in voltage: 7.4V
6. Normal volume playback: 4H-9H
7. Speaker diameter: 76.2mmx2
8. Speaker power: 4 ohm/20Wx2
9. Frequency response: 80Hz-20KHz
10. Product size: 116x123x283mm
11. Single machine weight: 1120g
12. Charging voltage: 5V/2A

Packing list:
Bluetooth speaker x 1
Auxiliary cable x 1
USB charging cable x 1

BLACK TG322 40W WATERPROOF BLUETOOTH SPEAKER