258387 Brand SUOER Model SON-7227 Quantity 1 piece(s) Color Blue Material Aluminum alloy Amplifier Class B Function MP3 Player Frequency response 20~20000 Hz Number of Channels 2 Input Power 200W Peak Power Output 200W + 200W RMS Power Output 200W Input Sensitivity 16dB lnput Impedance 47K Signal To Noise Ratio 90 dB Slewing Rate 85% Input Voltage 12V Speaker Impedance 4~8 ohm THD (Total Harmonic Distortion) <1% Interface Audio， MP3， VCD / DVD， DC 12V power Remote Control Yes Application car Other Features With little distortion， the output dynamic characteristics， sound sweet; Overheating， overload automatic protection; Suitable for home， computer， car， motorcycle and outside use Packing List 1 x Amplifier