The Blackmagic ATEM 4 M/E Constellation 4K Plus is a high-performance 4K live video switcher built for serious production environments. It features a massive 80 standards-converted 12G-SDI inputs, letting you connect cameras and gear in any format, from 720p to full Ultra HD at 60 frames per second. Every input includes built-in frame sync and format conversion, so setup is quick and easy.

This advanced switcher delivers 48 12G-SDI aux outputs, plus 52 total video outputs, allowing you to route signals to multiple displays, recorders, or streaming gear. The 4 DVEs provide smooth picture-in-picture effects and animated transitions. With 16 advanced chroma keyers and 2 SuperSource processors, you can build professional multi-layer effects, ideal for broadcast, sports, and live events.

The ATEM 4 M/E Constellation 4K Plus also includes 4 media players and a powerful media pool that stores up to 64 stills and 4 full-motion clips. Multiview monitoring is built in, with 4 Ultra HD outputs and up to 64 routable windows. Easily keep an eye on every source at once in sharp detail.

Audio is just as powerful. The switcher comes with a 156-channel Fairlight mixer that features full parametric EQ, dynamic controls, and audio-follow-video options. It supports embedded SDI audio, MADI, analog, and talkback connections.

Designed for reliability, the unit has redundant power supplies, a built-in LCD screen for on-site preview, and front-panel switching controls for emergency operation. It fits into standard equipment racks with a 4RU height.

Whether you're building a broadcast studio or managing a major live production, the ATEM 4 M/E Constellation 4K Plus offers unmatched flexibility, performance, and control. It’s your all-in-one solution for professional 4K video switching.

Key Features:

Built-In Front Panel Controls
Use the switcher directly from the front panel with LCD preview, source buttons, menu navigation, and talkback control—great for setup or emergency operation.
80 Standards-Converted 12G-SDI Inputs
Connect up to 80 video sources in any format. Each input has frame sync and format conversion for full flexibility with cameras, computers, or video gear.
48 Customizable 12G-SDI Outputs
Route any input or internal source to any of the 48 outputs. Perfect for ISO recording, video walls, stage screens, or external stream encoders.
4 Ultra HD Multiview Outputs
Monitor up to 64 sources across 4 screens. Choose from multiple layout options like 4, 7, 10, 13, or 16 views per screen with tally and audio meters.
4 Real-Time DVEs
Create smooth picture-in-picture effects, custom transitions, and animated graphics using advanced Digital Video Effects processors.
Professional Talkback Support
Built-in talkback works with 5-pin headsets and ClearCom/RTS systems. Includes SDI talkback for two-way communication with Blackmagic cameras.
Internal Media Pool for Graphics and Clips
Store up to 64 stills and 4 animated clips. Instantly access logos, lower thirds, or transitions using the 4 media players.
16 Advanced Chroma Keyers
Get clean green screen keying for virtual sets or overlays. Each keyer includes edge control, color matching, and real-time chroma processing.
2 SuperSource Processors
Add up to 8 extra video layers using SuperSource. Build advanced layouts with multiple boxes over custom backgrounds for interviews or commentary.
12G-SDI for All Broadcast Formats
Supports all major HD and Ultra HD formats up to 2160p60. Automatically adapts to different SDI standards like 1.5G, 3G, 6G, and 12G.
Built-In 156-Channel Fairlight Audio Mixer
Mix audio from all SDI inputs, analog jacks, MADI, and media players. Features include EQ, compression, noise gate, limiter, and more.
Compatible with All ATEM Panels
Works with all Blackmagic ATEM hardware panels. Scale up from software control to advanced physical panels for live switching.

Blackmagic Design ATEM 4 M/E Constellation 4K Plus