9V negative Polarity Mains AC-DC Power Adapter for Roland A-800 MIDI Controller

9V negative Polarity AC-DC Switching Adapter for Roland A-300PRO MIDI Keyboard

9V negative Polarity AC-DC Adapter for Roland FC-300 MIDI Controller

9V negative Polarity Mains AC-DC Power Adapter for Roland FC-300 MIDI Controller

9V negative Polarity AC-DC Adapter for Roland RC-3 Remote Controller

9V negative Polarity AC-DC Adapter for Roland PK-7 Foot Controller

9V negative Polarity AC-DC Adapter for Roland MPD-4 MIDI Drum Controller

9V negative Polarity Mains AC-DC Power Adapter for Roland RC-3 Remote Controller