The ability to mixer/switch HDMI sources live is essential when creating amazing videos. Before, users would switch scenes in OBS, but using affordable hardware to switch HDMI inputs provides dedicated buttons for essential functions while freeing up system resources.
The popular solution is the #ATEM #Mini #Pro from #Blackmagic #Design. An alternative is the #GoStream #Deck from #OSEE. Both cost around $295 US dollars.
ATEM
https://www.blackmagicdesign.com/products/atemmini
GoStream Deck
https://osee-tech.com/products/gostream-deck