Specifications Total real watts (RMS): 160 W peak / 80 W RMS Subwoofer: 25 W RMS Satellite speakers: 55 W RMS (total) Bluetooth 4.2: 1 RCA cable to RCA: 3 3.5 mm cable to RCA: 1 SD card reader: 1 Support SDHC cards up to 32 GB Compatibility with audio file formats: MP3