the JAMMA edge. The second board revision is true JAMMA and also has a switch to select between JAMMA output as well as MVS output, which has stereo sound. Revision 1 has a volume port and JST YL/VL connectors on the front, while the Revision 2 board has only JST YL and VL connectors (21 pin YL, 4 pin VL, 15 pin YL, 12 pin YL, 9 pin YL) on the front of the board. List of games Seven games were released, all developed and published by SNK. See also Aleck 64 References External links Hyper Neo Geo 64 games and statistics Arcade system boards Neo Geo