Sega Master System to MK-2000 Cartridge Adapter Prototype

I'm live, testing a prototype cartridge adapter - This should allow SMS carts or Everdrives to work in the Japanese SMS / MK-2000. It also has a prototype case that gives it a proper MK-2000 look! Let's see how it performs... PCB:  https://retrogamerestore.com/store/sm... SMS Everdrive:  https://retrorgb.link/smseverdrive 3D Print File (coming soon):  https://www.thingiverse.com/martinx72... Please consider supporting this channel via monthly support services, tips, or even just by using our affiliate links to purchase things you were already going to buy anyway, at no extra cost to you: https://www.retrorgb.com/support.html T-Shirts: https://www.retrorgb.com/store.html All equipment used to shoot this video can be found here: https://www.amazon.com/shop/retrorgb