ACID Patches & MIDI , MIDI ACID V3 for Roland TB-303 & Clones Sold By: NatLife Sounds MIDI ACID 2 For Roland TB-303 & Clones Sold By: Gianfranco Carone ACID Patches & MIDI , MIDI ACID 1 for Roland TB-303 & Clones Sold By: Gianfranco Carone