2013 new product cheap portable sound amplifier system

cheap portable sound amplifier system -Support TF,USB disk, play music - Battery : Bulit-in battery

2013 new product cheap portable sound amplifier system   

 Description:1. Materials: high quality timber

2.The machine equipped with a stereo FM radio, allows you to enjoy the airwaves to bring the fun anytime, anywhere. 

3.Can play TF card directly* U disk in the MP3 format * do not need switching* with memory  automatically read, equipped with multi-function remote control panel is simple and convenient to control.

Product specification:1.Output power:RMS 4w(THD=10%,f=1KHz)      

2.Sensitivity:180mV         

3.Frequency response:150Hz-18KHz       

4.Signal to Noise Ratio≥85dBA       

5.Line input impedance10Kohm        

6.Loudspeaker(outside diameter52mm+52mm)Magnetically shield4ohm/5W   

7.Speaker power4W         

8.External power supplyDC 5V/1A       

9.Audio Input:standard computer interface(3.5mm),applicable to the vast majority of audio products.          

10.Built-in high-capacity lithium-ion battery 500MA,with full power to play up to 2-4 hours(the power of the playing-time is related to high and low volume.)

11.Two charging interface3.5mm charging interface and Nokia charging interface.   

Packing:

packing size:18.8*8.0*5.6cm108pcs/CTNCTN size:52*48*37CM

N.W.:197GG.W.:247G

2013 new product cheap portable sound amplifier system