Car power amplifier Car amplifier:1.Input voltage DC12V2.Frequency response: 20Hz 20KHz Output power: 41W + 41W+ 41W RMS 41W + 4 1KHz championsHarmonic distortion:≤0.05% 4W 1KHzSNR: ≥85dBHigh control: 12dB ± 10KHzBass control: 12dB ± 100HzThe signal level: 220MV 47K3.Reader, u-disk forSTt: MP3, WST/FM4.FM FREQUENCY RANGE-----87.5MHz—108MHwith digital display,with remote Car amplifier