Blackmagic Design ATEM 4 M/E Constellation 4K Plus

80 standards-converted 12G-SDI video inputs supporting all major HD and Ultra HD formats up to 2160p60, each with built-in frame synchronizers, format and frame rate converters. 48 independently assignable 12G-SDI outputs allowing flexible routing to monitors, recorders, streaming devices, or stage screens. USB-C webcam output supports 720p and 1080p at program frame rates for direct connection to computers and streaming software. 4 independent Digital Video Effects (DVEs) for picture-in-picture, complex video transitions, and customizable 3D borders, shadows, and lighting effects. 2 Super Source processors provide an additional 8 DVE layers for multi-source compositing, ideal for multi-camera interviews and layered effects without consuming main M/E resources.