Detailed description :

Bluetooth Version 2.1+EDR,Wireless (bluetooth ) mini multi-functional integrated audio, portable, 

sporty, super penetration, double bass aggravating design and strong bass.

1.2.0 channel Mini multi-functional integrated SD card audio

2.double bass aggravating design;

3.Output Power: 1.5W*2=3W

4.Input Sensitivity: 300mv

5.S/N:75dB

6.Frequency response: 80-18KHZ

7.Speaker: diameter36mm*2,4Ω,3W

8.Built-in USB and SD memory card function

9.Support 16GB U-disk and SD card

10.Support MP3 music format

11.HIFI speaker units,clear acoustic quality,low distortion

12.Subbass speaker units,acoustic quality more purity

13.With FM

14.Output jack: 3.5mm stereo