Model HY-600 Quantity 1 piece(s) Color Red + silver Material Aluminum + plastic Screen Size 1.8" Amplifier Class N/A Function FM / MP3 Player FM Frequency 87.5~108 MHz Frequency response 20Hz~20000Hz Hz Number of Channels 2 Input Power 30W Peak Power Output 2 x 25W RMS Power Output 2 x 15W Input Sensitivity N/A lnput Impedance 4~16ohm Signal To Noise Ratio 85dB dB Slewing Rate None Input Voltage DC 12V Speaker Impedance 4ohm THD (Total Harmonic Distortion) Interface SD / MMC / USB / MIC / L / R Memory Card Max. Capacity 16GB Remote Control No Application Automobile Other Features Supports microphone functions; Remote control operating distance is 7m maximum; Can play U disk SD / MMC card for music and FM stereo radio supports MP3 music format; Selected high-power four-channel professional power amplifier integrated circuits minimal distortion strong power; Pre-professional level input operational amplifier IC for circuit design sound transparent bright; Filtering and anti-large-capacity power circuit; DSP sound field pattern of the tour; Two main channels output Packing List 1 x Amplifier 1 x Remote control (1 x CR1220 included) 1 x English user manual