RGB Video Output (NEC PC Engine Duo) Updated Apr 18, 2026 · 1 min read · Support · 0 viewing 🔥 Most active page right now Previous AV Pinout (NEC PC Engine Duo) The PC Engine Duo uses the same physical AV port as the Master System 1, Mega Drive / Genesis 1 and ... Next Audio Circuit (NEC PC Engine Duo) The PC Engine Duo has a sound system that mixed audio from various sources. I have yet to reverse en...