Battery capacity: 1800mAh lithium battery
BT version: 5.0
Speaker: 5W*2
Transmission distance: about 10m
Frequency response: 100Hz-20KHz
Signal to noise ratio: ≥90dB
Working voltage: 3.7V
Distortion degree: <1%
Charging voltage: DC5V
Charging interface: Micro USB | 
