•Rated Power: RMS 2W+2W
•Frequencyt Response: 100Hz - 20KHz
•S/N Ratio >85dB
•Input: DC5V
•Output:3.7V/500mA Li-ion battery
•Size: 133 x 50 x 57mm
•Weight: 150g
•Choose music modes from USB/TF card(Micro SD)
•Built-in FM Radio Function
•Stabdard 3.5mm audio output jack
•Imput Voltage: DC5V
•Can be rechargeable.
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