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Sound speaker Description: 1. Materials: high quality timberand Remote control. 2.The machine equipped with a stereo FM radio, allows you to enjoy the airwaves to bring the fun anytime, anywhere.The lampis convenient for no electricity at home or outside. 3.Can play SD / MMC 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 3Wx2(THD=10%,f=1KHz) 2.Sensitivity:180mV 3.Frequency response:150Hz-18KHz 4.Signal to Noise Ratio≥95dBA 5.Line input impedance:10Kohm 6.Loudspeaker(outside diameter52mm+52mm)Magnetically shield4Ω/5W 7.Speaker power5W+5W 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 battery800MA,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. Product size:22×10×13CM ACCESSARIES: 1)3.5mm stereo connect cable 2)Remote control 3)USB Power supply Cable