Quote Originally Posted by PixelPedant View Post
It seems like there's one model of wired 3D LCD shutter glasses compatible with the SMS being sold on Amazon and Ebay these days. Unfortunately, there's only one vendor at the moment, 3dtvcorp, and their prices aren't what I'd hope. Still, might be something to consider, for folks who already have the card slot adapter (which is of course required).

Example: https://www.amazon.com/Shutter-glass...dp/B017KQGEW4/
I had those, they worked poorly. Found the ASUS glasses and those work pretty near close to the SEGA originals.