JVC HX-C6 500-Watt Twin GIGA Tube Audio System with 5-Disc CD Changer (Discontinued by Manufacturer) Compact 500-watt audio system with 5-disc CD changer and AM/FM tuner Twin 170-watt GIGA-tube subwoofers with dual low-pass woofers for powerful bass Pair of 80-watt main speakers enriches mids and highs; supports CD, CD-R/RW, and MP3 playback 1-bit dual digital-to-analog converter; 3 live surround modes (dance club, hall, and stadium) USB input for direct PC connection; front auxiliary input; 1-year warranty