support SD 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

Main Functions and Features

1, Support SD card and USB disk, automatically read the first audio device you insert
2, With AUX IN, it can compatible with MP3, MP4, IPOD,laptop,CD player and PC/psp, etc.
3, with FM radio function,frequency range: FM: 76 -108MHZ
4, Dual power supply, built-in rechargeable lithium battery and USB power
5, with LED  display  and  sync lyric show
6.With calendar ,alarm clock,timing off, record,repeat functions.

7.While Connecte the Mini USB cable with the PC USB interface,it could  automatically charger the lithium battery.Whne the battery is full,it would stop charging automatically.

8.You could transfer the data or other file directly from the PC to the SD or USB disk.

9.Earphone port,Match with 3.5mm earphone output.

Specification

1, Sperker Specifications: 1.5"    4Ω
2,Output Power: 2.5W*2
3,Frequency response: 90Hz-20KHz
4,Sensitivity: 80db±2db
5,SNR:≥80db
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,ring stand