support TF card/USB Disk
dual power supply by USB cable and Lithium battery
with FM radio
3.5 AUX in and headphone jack

 Portable Stereo Digital Speaker

Feartures of the product:

[USB and TF card both support and MP3/WMA support]
Build in USB and TF card dual de cod ing,play the music in MP3/WMA in the memory

FM radio
Bulid in FM radio mode,rounding antenna,FM time setting,Recoring the radio station,Scan and save the radio station automatically

LCD display,lyrics show
Display the track name,lyrics synchronously,lyrics and track repeat synchronously.
Support 6 countries language

Calendar and alarm clock
Display the day,month,year,week and time,and setting the alarm period,music and volume

Dual power supply
Support both PC USB power supply and BL-5C Lithium battery

Restore memory function
Replay at the stop point last time in SD card or USB

Earphone port
Match with 3.5mm earphone output.

Specification:

1, Sperker Specifications: 40mm*2
2,Output Power: 2W*2 4Ω
3,Frequency response: 200Hz-20KHz
4,Sensitivity: 80db±2db
5,SNR:≥78db
6,Distortion:≤0.3%  1W 1KHz
7.Stereo Isolation: ≥45dB 

Accessories:

1.3.5 Stereo Audio Cable

2.USB charging cable

3.Lithium battery

4.Wrist strap