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Blackmagic Design ATEM 4 M/E Constellation 4K Plus
SWATEMSCN2/2ME4/4K/P
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ATEM 4 M/E Constellation 4K Plus
A powerful 4 M/E Ultra HD switcher with 80 12G-SDI inputs featuring standards conversion, 48 dedicated outputs, 16 advanced keyers, 4 multiviews, and 2 SuperSource engines—all in just 4 rack units.
A powerful 4 M/E Ultra HD switcher with 80 12G-SDI inputs featuring standards conversion, 48 dedicated outputs, 16 advanced keyers, 4 multiviews, and 2 SuperSource engines—all in just 4 rack units.
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ATEM 4 M/E Constellation 4K Plus
The ATEM 4 M/E Constellation 4K Plus is an exceptionally powerful 4 M/E switcher designed for high-end Ultra HD live production. It features an impressive 80 12G-SDI inputs, each with built-in standards conversion to ensure full compatibility across mixed sources. The switcher offers 48 dedicated 12G-SDI auxiliary outputs, 4 DVEs for dynamic real-time effects, and 16 advanced ATEM chroma keyers for broadcast-quality keying. It also includes 4 integrated media players, 4 independent Ultra HD multiview outputs, and 2 SuperSource processors for expanded source layering. Additional features include integrated talkback support and a professional Fairlight audio mixer with 156 channels, complete with EQ, dynamics, and comprehensive mixing tools—ideal for complex, large-scale production environments.
The ATEM 4 M/E Constellation 4K Plus is an exceptionally powerful 4 M/E switcher designed for high-end Ultra HD live production. It features an impressive 80 12G-SDI inputs, each with built-in standards conversion to ensure full compatibility across mixed sources. The switcher offers 48 dedicated 12G-SDI auxiliary outputs, 4 DVEs for dynamic real-time effects, and 16 advanced ATEM chroma keyers for broadcast-quality keying. It also includes 4 integrated media players, 4 independent Ultra HD multiview outputs, and 2 SuperSource processors for expanded source layering. Additional features include integrated talkback support and a professional Fairlight audio mixer with 156 channels, complete with EQ, dynamics, and comprehensive mixing tools—ideal for complex, large-scale production environments.
Connections
| Video Inputs | 80 |
| Video Outputs | 52 |
| AUX Outputs | 48 |
| SDI Standards | 1.5G, 3G, 6G, 12G |
| Audio Inputs | 2 x balanced 1/4" jacks, 2 x 64-channel MADI BNC, 1 x 5-pin XLR for talkback |
| Audio Outputs | 2 x balanced 1/4" jacks, 4 x 64-channel MADI BNC, 1 x 5-pin XLR for talkback |
| Timecode Connections | 1 x 3-pin XLR input, 1 x 3-pin XLR output |
| Reference Input | Tri-Sync or Black Burst |
| Source Resync | All 80 inputs |
| Frame Rate and Format Converters | All 80 inputs |
| SDI Video Inputs | 80 x 10-bit 720p, 1080i, 1080p, 2160p |
| SDI Video Outputs | 52 x 10-bit 720p, 1080i, 1080p, 2160p |
| SDI Multiview Outputs | 4 dedicated, up to 48 assignable |
| Webcam Output | 1 x USB-C at 720p or 1080p at program frame rate |
| Control Panel Connection | BaseT 10/100/1000 direct or via network |
| Internal Timecode Generator | Yes |
| Talkback | RJ45 for third-party systems |
| Tally Output | Via GPI and Tally Interface on any of the 48 SDI outputs |
| Computer Interface | 1 x USB-C port |
Standards
| HD Video Standards | 720p50, 720p59.94, 720p60, 1080i50, 1080i59.94, 1080i60, 1080p23.98–60 |
| Ultra HD Video Standards | 2160p23.98–60 |
| SDI Compliance | SMPTE 292M, 296M, 424M, 425M level A/B, 2081‑1/10, 2082‑1/10/12 |
| Video Sampling | 4:2:2 |
| Color Precision | 10-bit |
| Color Space | REC 709, REC 2020 |
| Auto SDI Switching | 1.5G, 3G (level A/B), 6G, 12G-SDI auto-detected |
Specifications
| Primary Keyers | 16 |
| Secondary Keyers | 4 |
| Advanced Chroma Keyers | 16 |
| SuperSource | 2 |
| Talkback | Yes |
| Audio Return | Yes |
| Linear/Luma Keyers | 20 |
| Transition Keyers (Stinger/DVE) | 4 stingers, 4 DVEs |
| Composition Layers | 28 |
| Pattern Generators | 21 |
| Color Generators | 2 |
| DVEs | 4 |
| Control Panel | Front panel emergency switching, software, optional hardware panel |
| Assignable Windows | 64 |
| Tally | Red for program, green for preview |
| Source Labels in Windows | Yes |
Monitoring
| Monitoring | 4 x 16 multiview configurations for a total of up to 64 windows |
| Multiview Video Standard | HD or Ultra HD |
Media Players
| Media Players | 4 |
| Channels | Fill and key signal per player |
| Still Store Capacity | 64 |
| Clip Capacity | 4 |
| Clip Length in 720p HD | 3200 frames |
| Clip Length in 1080p HD | 1600 frames |
| Clip Length in Ultra HD | 400 frames |
| Supported Still Formats | PNG, TGA, BMP, GIF, JPEG, TIFF |
| Media Pool Video Formats | TGA |
| Media Pool Audio Formats | WAV, MP3, AIFF |
Display
| Interface | Minimum monitor resolution of 1366 x 768 |
| Front Panel | HD LCD video display; 42 LED buttons; 8 source buttons; 4 transition buttons; 6 talkback/mix buttons; control knob; Set button; Lock button |
Processing
| Processing Delay | < 10 lines |
| Mixer | 298 channels. On/Off/AFV switchable, level and peak monitoring, master gain control, 6-band parametric EQ, dynamics with expander, gate, compressor, limiter |
| Resolution Downconversion | 1 selectable output downconverted to HD |
Software
| Included Control Software | ATEM Software Control for macOS 14.0 Sonoma, 15.0 Sequoia or later, and Windows 10 and 11 |
| Software Updates | Via USB-C. Includes ATEM Setup utility |
| Configuration | Via ATEM Software Control, except for IP address (set via USB-C with ATEM Setup) |
Operating Systems
| macOS | macOS 14.0 Sonoma, 15.0 Sequoia or later |
| Windows | Windows 10 and 11, Windows 11 for ARM |
Power Requirements
| Power Supply | 2 x 100–240V AC internal, 50/60Hz |
| Power Consumption | Max 400 W |
Environmental Specifications
| Operating Temperature | 0° to 40° C |
| Storage Temperature | -20° to 60° C |
| Relative Humidity | 0% to 90% non-condensing |
Installation
| Installation | 4RU rack height |
Included Items
| Package Contents | ATEM 4 M/E Constellation 4K Plus, welcome wallet with QR code to download software |
Warranty
| Manufacturer Warranty | Limited 1-year warranty provided by the manufacturer |
The SIAE contribution ex D.Lgs. n. 68/2003 is paid where applicable.
Prices include SIAE contribution ex D.Lgs. n. 68/2003 where applicable.
RAEE contribution ex D.Lgs 151/2005 is paid where applicable without exercising the right of payback.
If you buy a new product of the same type on our site you can get rid of the product that will be collected by specialized operators free of charge at your location and brought to the treatment plant for disposal.
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(notice according to art. 1 comma 1 of DM 8 Marzo 2010 n. 65)