Why is There a Circuit Board in the DS Lite GBA Slot Cover?

It also has a Game Boy Advance game slot DS Lite The Nintendo DS Lite is very similar to its predecessor, the difference being that more colors are

Spacer for DS Lite GBA Slot Cover replaces a missing PCB and allows the cover to stay in place

nintendo switch game card slot Durable Original DS Game System; Includes slots for both Game Boy Advance Games & Nintendo DS Games Product Details Is Discontinued By Manufacturer: No

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