Specification:
Bluetooth version: 5.0
LED lamp power: 1W
Transmission distance: about 10m
Listening to music time: about 20h
Charging time: about 3h
Signal to noise ratio: >=90dB
Working voltage: 3.7V
Frequency response: 80Hz-20KHz
Battery capacity: 4000mAh
Speaker: 4Ω3W
Distortion: <1%
Function: Bluetooth/TF card/U disk/AUX audio cable/ FM radio
Compatible with:
iPhone/Samsung/Huawei/Bluetooth-enabled smartphones, tablets and other devices