The custom “community build” firmware for Hyperkin’s Retron77 has just been updated. This version increases compatibility, however some games still need to be played via a ROM. For a detailed list of updates, as well as a full list of features, check out the post and first page of the topic on AtariAge:
http://atariage.com/forums/topic/281462-retron-77-community-build-image/page-7#entry4168162
https://www.dropbox.com/s/q2965rrzpo0jq2e/sdcard.remo.20181120-1353CB.zip?dl=0
Hyperkin RetroN 77: HD Gaming Console for 2600
Supports 2600 cartridges and original joysticks and paddles Upscales to 720p HD with 4:3/16:9 Aspect Ratio Button; On-board: mode select, color change (color/B&W), and save states Included memory card slot (and memory card) for homebrew testing and f... read more
(as of May 28, 2023 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)
Atari(R Flashback(R) 8 Classic Game Console - Not Machine Specific
$49.99Made in china
(as of May 28, 2023 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)