This is a pioneer QX-9900 quadraphonic 4 channel receiver this is the best sounding receiver I have ever heard it has so much power and sound so clear it's amazing I have it hooked up to a record player and it sounds awesome it's really going to hurt me to get rid of this baby so probably never find another one they're rare this just pioneer flagship receiver in the 70s better get this while the getting's good won't last long there hard to find!!item is in Great cosmetic shape has some nicks and dings like normal wear for how old it is but overall is in great shape!!