Hi Alberto, I'm looking for:
2 x 2L16B (Vewlix D Black)
1 x 1L8B (Vewlix D Black)
I'd also be interested in buying a sub/option panel similar to what Heartcade (used to?) make. Link here. Something set up to accept a) 6 (probably 24mm) buttons, b), 2-4 slots for USB, b) maybe an external PC...