Feature
Battery: 3.7V/BL-5C
Color:  black /red/ blue/green/yellow
(Pls inform us the color u want, or we will send them at random.Thanks!)
Impedance: 4
Power output: 3W
Votage: DC 5V
F/R: 80-15KHz
S/N Ratio: 75dB
weight: 220g
Bluetooth distance: 10M
Bluetooth: 2.1+EDR
TF card, AUX input
Unit size: L108 x W54 x H36 (mm).

Item specifics
subwoofer:
S01
Compatible:
universal
Channel:
2.1
Type:
hifi mp3 outdoor cellphone laptop
origin:
China
feature:
bluetooth radio led
mode:
s01 mini speaker
Feature:
bluetooth TF card