i dont have a spare, but i have a full working naomi netdimm setup w/ the pi, sd card, cords and capcom io that i am not against selling but im guessing you just want the IO?
i dont have a spare, but i have a full working naomi netdimm setup w/ the pi, sd card, cords and capcom io that i am not against selling but im guessing you just want the IO?