The Onkyo MC-4000 is a complete audio system produced by Onkyo from 1986 to 1987 in Japan. This system features a striking black finish and is composed of several key components. It includes an Onkyo A-8037 integrated amplifier, an Onkyo T-4038 tuner, an Onkyo DX-220 CD player, and an Onkyo TA-RW 66...