This $69 add-on gives your Steam Deck a second screen, even though it’s not officially supported

[Redaktion]

Retroid's dual-screen add-on can work with a range of devices, including some not officially listed as supported. YouTuber GameXData discovered this when they paired the small screen with their Steam Deck. Although the experience wasn't perfect, it highlights why it's often worth experimenting with the gadgets you already own instead of buying every new shiny device that comes out.

https://www.notebookcheck.net/This-69-add-on-gives-your-Steam-Deck-a-second-screen-even-though-it-s-not-officially-supported.1123851.0.html