A great sounding six speaker system , complete with Sony 5 DVD S-Master ' Receiver/Amplifier . The Tower speakers are model# SSTS73 The Sub-Woofer is Model # WS 74 The four smaller speakers are models # SS-CT 71 .and SS-TS 74 The 5 Disc Digital Amp is # HCD- HDX 466 All in good operating condition, wired up ready to play . For $ 65.00 ,