Main Features:<br />Input voltage: DC 12V<br />Frequency response: 20Hz - 20kHz<br />Output power: 20W <br />Rated power: 15W<br />Input power: 15W<br />Peak power output: 30W<br />Harmonic distortion: Less than 0.05 percent <br />SNR: 85dB<br />High control: 12db±10KHz<br />Bass control: 12db±100Hz<br />The signal level: 220MV 47K<br />Reader-disk format: MP3， FM<br />FM frequency range: 87.5MHz - 108.0MHz<br />Material: Aluminum<br />Specification amplifier: Class C<br />Functions: MP3 Player， Radio， FM Transmitter<br />Input impedance: 8 - 16Ohm<br />Remote control: Yes<br />Interface: USB 2.0， SD card slot<br /><br /><br /><br /><br />    Specifications<br />General<br />  Brand: CARKING                                                  <br />                        Model  : HY-600(CA001)                                                  <br />                        Special Function  : FM Transmitter， FM Radio， MP3 Player                                                  <br />                        Features: Controllable power switch， Fast forward (FF)/Fast rewind (REW) playing                                                  <br />                        Connection: USB 2.0                                                  <br />                        Color  : Black                                                  <br />                        Material  : Metal                                                 <br />Power<br />  Output Power : 20W                                                  <br />                        Voltage : 12V                                                 <br />Specification<br />  Music Source: USB flash disk， Cellphone， SD card                                                  <br />                        SNR (dB): 85db                                                  <br />                        Degree of Distortion (%): 5Percent                                                  <br />                        Freq. Response: 87.5MHz - 108.0MHz                                                  <br />                        FM Channel: Channel 2                                                 <br />Dimension and Weight<br />  Package Weight   : 0.380 kg                                                  <br />                        Product Size (L x W x H)  : 16.7 x 11.5 x 5 cm / 6.56 x 4.52 x 1.97 inches                                                  <br />                        Package Size (L x W x H)  : 17.5 x 11.7 x 5.5 cm / 6.88 x 4.60 x 2.16 inches                                                 <br />Package Contents<br />  Package Contents: 1 x Amplifier， 1 x Controller， 1 x Instructions                                                 <br /><br /><br /><br />                                                <br />