Mini rechargeable Speaker
Output power : 3W+3W
Frequency response: 90Hz~20kHz
Function: USB/SD Card Read ,Digital FM Radi
Output power : 3W+3w
Sensitive: 80dB±2dB
Frequency response:90Hz~20kHz Impedance: 4OHM
S/N Ration: ≥80dB
Distortion: ≤0.3%
Input power: USB 5V /lithium battery Color:red,black,silver,purple
Function:USB/SD Card Read ,Digital FM Radio,LED display
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