This PCB is a Reproduction of the 054986A audio module you will find on the following Konami PCBs: Lethal Enforcers, G.I. Joe, Metamorphic Force, Run & Gun, Premiere Soccer, Bucky O’ Hare, Violent Storm, Monster Maulers, Wild West C.O.W.-Boys of Moo Mesa, Martial Champion, Gaiapolis, Mystic Warriors. The reproduction will come complete with all of it’s parts EXCEPT the ASIC 054321 and the AD1868R DAC which you have to source and install on your own. These are new reproductions made by Caius. The last picture of the original part is for reference only.