This is Sony's Flag Ship Receiver/Souround Processor released in 2000, 120w * 5 at 80 lbs and retailed for $1500. It has Preamp I/O, Base managment, 5 ch equalization,32 Bit DTS, 2 way TP-503 remote, 2.00 software upgrade from Sony. The unit was purchased new 7/01 and is in perfect condition and comes with receipt and factory warrenty valid until 7/06. Blue Book is $950 when you can find one. Lowered Price $700 O.B.O.