Kentiger Stereo Audio Amplifier, red (HY-601) With FM radio function, digital display. Imported high-quality power amplifier IC, hafiz sound quality. 12 V power supply for car and motorcycle, colorful dynamic LED level display. Treble bass volume independent Regulator with remote control , more convenient. With USB / SD interface, can play MP3 Audio files directly , external high quality RCA inputs for connecting CD / DVD or computer and other sources.