4ch output power:4*20W with digital display USB/SD/MMC card reader

 FM Antenna Amplifier for Boat/Motorcyle/Bus

Machine Characteristics

Can play U disk SD/MMC card for music and FM stereo radio,support MP3 music format(USB+SD+FM)Selected high-power four -Channel professional power amplifier integrated circuits,minimal distortion,stong powerPre-professional level input operational amplifier IC for circuit design,sound,Transparent,brightFiltering and anti-lager -capacity power circuitDSP sound field pattern of the foourTow main channel output

Main Technical Parameters

Input voltage DC12V Frequency response:20Hz-20KHzRemote controlGeneration of the output power amplifier4ch output power :RMS 20W+20W+20W+20W 1KHzReader U-disk format MP3 FMFm frequency rang:87.5-108.0 MHHarmonic distortion:<0.05%  4W 1KHzHigh quality RCA input/output socketThe signal level :220MV 47K

FM antenna Amplifier for Boat/Motorcyle/Bus