Bluetooth Mini Speaker for cell phone, C and other audios:

Metal shell
Support TF card
AUX-IN (3.5mm line-in socket)
Support different audio formats
Transmission range upto 15m
Several colors optional or customized

 

Parameters:
Size: 65.5mm X65.5mm X 72mm
Net weight: 265g
Frequency response: 100Hz-18 kHz
Input sensitivity: 500mV
S/N: 85dB
Output power: 3W
USB power: DC 5V

Channel: single channel

Continuous playing time: 4 hours

Charging time: 2.5 hours

Power: passive