• Cleans and polishes the connectors on your Sega Master System Model 1 Card Slot.
• Super simple. Super fast.
• Assembled in the USA from domestic and foreign components.

Questions about the product? See our FAQs.

What do retrogamers think about the 1UPcard? See the reviews.  ⭐️⭐️⭐️⭐️⭐️