D8048C-345 - Main CPU, used in Korg Polysix and Trident. The price is for one unit. I also have D8049C-217 (Keyboard processor Korg Monopoly, Polysix and Poly-61 first series), D8049C-337 (Main CPU for later versions of Korg Poly-61), D8049C-384 (Keyboard processor for the later Korg Poly-61) and others.
