Portable 12-inch outdoor pull rod battery stereo

RMS:12W Impedance:4ohm Frequency Response:20Hz-20KHz S/N Ratio:≥72db Separation:≥48db
Speaker unit: 6.5″
Function: USB/TF/FM/Bluetooth/one wireless MIC /Remote control/Rechargeable battery(7.4V 1800mah)/LED Display