Power Connector Plug Type Coaxial / Barrel Connector Size 5.5mm Outer Diameter / 2.1mm Inner Diameter Voltage 9V DC Amperage 500mA Polarity Center Negative Audio/Video Output Connector The standard Sega Master System 2 only has a single coaxial RF audio/video output. French RGB models come with ‘262 Degrees “U-Shape” 8-Pin DIN’ connectors which feed an … Continue reading Sega Master System 2