The Blackmagic Design ATEM 2 M/E Constellation HD is a professional 1RU live production switcher designed for broadcast, live streaming, corporate AV, houses of worship, esports, and multi-camera event production. Featuring 20 3G-SDI inputs, advanced keying, integrated multiview, Fairlight audio processing, and powerful effects engines, the ATEM 2 M/E Constellation HD delivers high-end live switching capabilities in a compact rackmount format.
Key Features
Professional HD live production switcher
1RU compact rackmount design
Designed for:Live streaming
Corporate productions
Broadcast
Houses of worship
Concerts and events
Esports and hybrid events
Supports up to:20 × 3G-SDI inputs
12 × 3G-SDI outputs
USB webcam output for direct streaming integration
Video Switching & Processing
2 M/E architecture for advanced live production workflows
Supports:720p
1080i
1080p
10-bit 4:2:2 video processing
Built-in frame synchronisers on every input
Frame rate and format conversion per input
Allows mixing of:Cameras
Computers
Playback systems
External video sources
Ultra-low latency live switching
Effects & Keying
8 upstream keyers
2 downstream keyers
Chroma key, luma key, and DVE key support
Built-in DVE processors for:Picture-in-picture
Motion graphics
Broadcast transitions
SuperSource processor with:Multiple DVE layers
Background layer support
Broadcast-quality transitions including:Mix
Dip
Wipe
DVE transitions
Multiview Monitoring
Configurable multiview outputs:4-way
7-way
10-way
13-way
16-way
Monitor:Program
Preview
Inputs
Keyers
Media players
Audio meters
Dual multiview outputs included
Audio Processing
Integrated Fairlight audio mixer
48-channel audio mixing
6-band parametric EQ per input
Dynamics processing including:Compressor
Limiter
Expander
Noise gate
Embedded SDI audio support
Media & Graphics
Built-in media pool for:Graphics
Stills
Animations
Supports:40 stills
400-frame animations
Integrated media players for live graphics playback
Streaming & Connectivity
USB-C webcam output for:Zoom
Teams
OBS
Streaming platforms
Ethernet control and remote operation
Compatible with:Mac
Windows
Supports optional ATEM Advanced Panels
Talkback & Camera Integration
Professional talkback system built in
Supports:5-pin XLR talkback
RJ45 talkback systems
SDI camera control support for compatible Blackmagic cameras
Embedded tally and camera return functionality
Inputs & Outputs
Video Inputs
20 × 3G-SDI inputs
Video Outputs
12 × 3G-SDI outputs
USB-C webcam/program output
Audio Inputs
2 × 1/4” TRS analogue inputs
Reference & Control
Reference sync input
Ethernet control port
Talkback connections
Control Options
Front panel hardware control
ATEM Software Control included
Remote multi-user Ethernet operation
Macro support and automation capabilities
Physical Specifications
Rack size:1RU
Dimensions:483 × 182 × 44mm
Weight:2.98kg
Power
IEC power connection
Power consumption:52W
Applications
Multi-camera live productions
Corporate AV
Live streaming studios
Houses of worship
Broadcast control rooms
Concert IMAG systems
Esports and hybrid events