Pixel Resolution: 320 x 224, 40 x 28 text display mode
Signal/Noise Ratio: 14 db
Sound RAM: 8 Kbytes
Outputs:
Separate R.F aerial and R.G.B outputs
(AUX connector - Megadrive 1 only)
Stereo headphone jack (Original Model only)
9 pin EXT port (Early original model only)
Expansion port on the bottom right hand side for Sega Mega-CD
2 nine pin controller ports in the front of the machine.