Model:                 BS25

Bluetooth Version:        4.2

Working Range:           10m

Working Time:           12-14hours

Loudspeaker Output       5W

Frequency Response:       150Hz-20KHz

signal-to-Noise:         ≥65dB

Battery Charging Voltage：  5V

Battery Voltage/Capacity:  3.7V/4000mAh

Battery Charging time；    4-5hours

Dimension:            152*37*78mm

Netweight:            420g