Excellent shape Sony stereo system: 540Watt RMS, 3way/Super Woofer Built-in, 5 cd changer, MP3 Booster,Advanced Horn Tweeter, Game Sync Mixing. Dual cassett. Paid $648 selling for $200 due to divorce. Dont know how it works just know its Great and gets very LOUD! Contact if interested. Will not go down on price... Thank you. It sells for $450 used on ebay not in good shape.