Color Black Brand Kentiger Model TZ-800 Quantity 1 Piece Material ABS Shade Of Color Black Amplifier Class A Function MP3 PlayerRadio FM Frequency 87.5~108 fps Singnal Compatible MP3 Frequency Response Range 20~20KHz Number of Channels 2 Rated Power 20+20 W Input Power 20+20 W Input Impedance 2~8ohm Peak Power Output 100 W THD SNR 85dB Sensitivity 200MV Remote Control Yes Power Supply OthersAC220V / DC12V 5A V Interface/Port USB 2.0SD card slotOthersMIC/AUDIO IN External Memory Max. Support 16 GB Application carmotorcyclegolf cartBoat Other Features Supports microphone functions; Remote control operating distance is 7m maximum; Can play USB flash drive 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 Car amplifier (122cm-cable) 1 x Remote control (1 x CR2025 included) 1 x English user manual