This thing is the AgaCart. Its an amazing piece of hardware that is a must for Lynx owners IMO. The Agacart is a flash cart solution for both the Atari Lynx 1 and 2 models. Lets you play many games right from an SD card its amazing! you can get one here! https://atariage.com/forums/topic/290638-ag5yr ⋅ piedude67 ⋅ r/atarilynx
