Please note that the older ATEM switchers that are not Constellation models have been discontinued. These old obsolete models are listed below:
ATEM Production Studio 4K
ATEM 1 M/E Production Studio 4K
ATEM 2 M/E Production Studio 4K
ATEM 4 M/E Broadcast Studio 4K
ATEM Talkback Converter 4K
Yours truly,
Ara