Audio output: MPEG-1/2/layer 3Supports USB/SD/MMC cardSupports bass treble balance and EQ45W x 4 for amplifierBuilt-in digital FMPreset scan and automatic scanFM radio 87.5 to 108.0MHz and total 206 channelsAutomatic memory storeResume functionSupports 4 channels (RCA)Supports AuxWireless remote control and panel key controlClock function/mute function