Bluetooth specification: V5.0
Wireless transmission range: 10m
Battery capacity: 2400mAh
Built-in voltage: 3.7V
Running time: about 5H
Horn power: 5W x 2
Size: 204x71x62mm
Machine weight: about 558g
Color: Gray/black/Blue/Green
There is a string at the bottom of the speaker, which is light in weight and very convenient to carry.