Specification

Bluetoooth version：V3.0
Wireless frequency：2.4GHz
Rated power：3W 
Charging voltage：DC 5V
Working voltage：DC 3.7V
Battery：4000ma
Speaker parameters：4ohm 3W ф40,Double horn
Music time：10H
Talk time:20H
Distortion:≤0.1%
Signal to noise ratio:≥90dB
Impedance:4Ω
Operation range:10-20m
Transmit power：class2
Color:Red,blue,black,white 


Function

Stereo stereo dual speaker Bluetooth audio 
Portable design；
Wireless Bluetooth audio transmission
Variety of classic color choices
Phone hands-free function
Small computer speakers
Card speaker
Radio
mobile power

Packing Specification

Unit size：165*60*35mm
Unit weight：260G
Box size：170*70*70MM 40pcs/carton
Carton net weight：16KG
Gross weight：16.7KG
Carton size：38*36.5*31CM