The Korg MSC-7S "Synth 2" card set is an expansion bundle for the vintage Korg M1 series of synthesizers. It consists of two matching ROM cards: the MSC-07 PCM card (sound waveform data) and the MPC-07 Program card (preset programs and combinations).

Compatible Synths: Korg M1, M1R, M1EX, M1REX, T1, T2, T3, T2EX, T3EX (the PCM card also works with the M3R).

Focused on digital textures, synthetic pads, synth bass, and bell textures.