Aiwa NSX-MT920 Home Theater Compact Stereo System (Discontinued by Manufacturer) 100 watts per channel (wpc) x 2 (left/right front), 33 wpc x 3 (center, left/right surround) Dolby Pro Logic surround decoding, 5.1-channel analog inputs 3-CD changer Dual auto-reverse cassette deck Karaoke functionality