Ultimate NES RGB Nintendo Front Loader Recap LED Espansione Audio S-Video NESRGB
(2) It has been serviced with Tim Worthington’s NESRGB kit version 4.3, using a SNES style multiout to output RGB, using TTL Csync, as well as S-Video & Composite video. Start+Select+Left (hold for 2 seconds) - Disable/enable NESRGB board.