Cleaning out the closet of goodies. Multi-room, multi source power amplifier. 6 zone, 50watts x 24 channels (12 stereo pairs….2 pair per zone), bridgeable to 100watts x 6 channels (3 stereo pair)…..or combinations there of, manual online. 3 big toroidal transformers inside, 6 separate amplifier boards, very heavy. Lots of power, been stored for years, couple switches have tabs broken off but still work with tiny screw driver. Probably needs some tlc. Cleaning out the closet