The ATEM Constellation range of switchers from Blackmagic Design is a family of live production switchers that includes a 1 M/E model with 10 3G-SDI inputs, a 2 M/E model with 20 3G-SDI inputs and a 4 M/E model with 40 3G-SDI inputs. The ATEM Constellation switchers are professional multimedia video switchers for live broadcasts and streams¹.
The ATEM Constellation switchers feature more info professional program/preview switching, a SuperSource processor, DVEs, more info chroma keyers, media players, website multiviews and more. here The ATEM 4 M/E Constellation 4K is a massive 4 M/E Ultra HD live production switcher that features 40 standards converted 12G-SDI inputs, 24 12G-SDI aux outputs, 4 DVEs, 16 ATEM Advanced Chroma Keyers, 4 media players, 4 independent Ultra HD get more info multi viewers, 2 SuperSource processors and more.