ATEM Television Studio 4K8

Integrated Production Control
A full broadcast control surface provides direct access to switching, transitions, keying, audio, recording and streaming.

Flexible Source Handling
Automatic input synchronization and format conversion make it easier to combine cameras and other video sources.

Advanced Compositing
Chroma keyers, downstream keyers, digital video effects and SuperSource support polished multilayer productions.

Direct Live Streaming
Built-in streaming sends the program feed over Ethernet or a shared USB internet connection.

External and Internal Recording
Record the finished program to connected USB media or optional internal flash storage.

Configurable Multiview
Monitor program, preview, sources, media players and key production elements on a single display.

Professional Audio Mixing
An integrated mixer provides detailed level control, equalization, dynamics processing and audio-follow-video operation.

Production Communication
Talkback, tally and mix-minus support help camera operators and production staff stay coordinated.

Camera Control
Compatible cameras and lenses can be adjusted directly from the production system.

Desktop or In-Desk Installation
The integrated design supports freestanding desktop use or installation within a production console.

General Specifications
Device Type: Ultra HD live production switcher
Mix Effects Rows: 1
Video Sampling: 4:2:2
Color Precision: 10-bit
Color Space: Rec. 709
Processing Delay: Less than 10 lines when genlocked and format matched
Installation: Desktop or in-desk mount

Video Inputs
SDI Video Inputs: 8
SDI Input Rates: 1.5G, 3G, 6G, 12G
Input Re-Synchronization: All inputs
Input Frame Rate and Format Conversion: All inputs
Embedded SDI Audio: 4 channels per input

Video Outputs
SDI Video Outputs: 12
SDI Auxiliary Outputs: 10
SDI Program Outputs: 1
SDI Multiview Outputs: 1 x 12G-SDI
HDMI Outputs: 1 x HDMI 2.0 multiview
USB Webcam Outputs: 2 x USB-C
Webcam Resolutions: 720p or 1080p at program frame rate

Supported Video Standards
SD Video Standards: None
720p Standards: 720p50, 720p59.94, 720p60
1080i Standards: 1080i50, 1080i59.94, 1080i60
1080p Standards: 1080p23.98, 1080p24, 1080p25, 1080p29.97, 1080p30, 1080p50, 1080p59.94, 1080p60
2160p Standards: 2160p23.98, 2160p24, 2160p25, 2160p29.97, 2160p30, 2160p50, 2160p59.94, 2160p60
SDI Compliance: SMPTE 292M, SMPTE 296M, SMPTE 424M, SMPTE 425M Level A and B, SMPTE 2081-1, SMPTE 2081-10, SMPTE 2082-1, SMPTE 2082-10
SDI Auto Switching: 1.5G-SDI, 3G-SDI Level A or B, 6G-SDI, 12G-SDI

Audio
Analog Audio Inputs: 2 x balanced XLR, 2 x stereo RCA
Digital Audio Input: 1 x BNC, 32-channel MADI
Talkback Input: 1 x 5-pin XLR
Analog Audio Outputs: 4 x 1/4-inch jack
Digital Audio Output: 1 x BNC, 64-channel MADI, up to 50 active channels
Talkback Output: 1 x 5-pin XLR
SDI Audio Outputs: 16 assignable channels
Audio Mixer: 58 channels
Audio Modes: On, Off, Audio-Follow-Video
Audio Processing: 6-band parametric EQ, expander, gate, compressor, limiter
Mix Minus Support: Yes

Control and Networking
Integrated Control Panel: Full switching and settings control
Ethernet: 4 x RJ45
Ethernet Standards: 10/100/1000/10G BASE-T
Network Switch: Integrated
Computer Interface: 2 x USB-C, USB 3.0
Control Panel Connection: Ethernet
Remote Connection: RJ12 with RS-422
Third-Party Talkback Connection: RJ45
Timecode Input: 1 x BNC
Timecode Output: 1 x BNC
Internal Timecode Generator: Yes
Reference Input: 1 x BNC
Reference Output: 1 x BNC
Reference Standards: Tri-Sync, Black Burst
Tally: Program and preview indication
External Tally Support: Ethernet interface

Switcher Processing
Direct Cross Points: 10
Shifted Cross Points: 20
Upstream Keyers: 4
Downstream Keyers: 2
Advanced Chroma Keyers: 4
Linear and Luma Keyers: 7
Transition Keyers: 1 stinger, 1 DVE
Digital Video Effects: 2
SuperSource: 1
Total Layers: 8
Pattern Generators: 7
Color Generators: 2
Routable Windows: 16
Media Players: 2

Control Surface
Source Select Buses: 1
Key Buttons: 8
Auxiliary Buttons: 12
Dedicated Macro Buttons: 10 plus 10 shifted
Transition Type Buttons: 5
Downstream Key Transition Selectors: 6
Fader Bars: 1
Three-Axis Joysticks: 1
Numeric Keypads: 1
System LCD Displays: 1
Crosspoint Labels: 6 rows, 24-character LCD
Record Buttons: 2
Stream Buttons: 2
Fade to Black Buttons: 1

Streaming
Direct Streaming Protocol: RTMP
Network Connection: Ethernet or shared USB-C internet connection

Recording
Recording Connections: USB-C expansion ports or optional internal M.2 flash memory
HD Recording Format: H.264 MP4 with AAC audio
Ultra HD Recording Format: H.265 HEVC with AAC audio
Media File Systems: ExFAT, APFS, HFS+

Multiview
Multiview Outputs: 1 x SDI, 1 x HDMI
Layouts: 16, 13, 10, 7 or 4 views
Multiview Standard: HD or Ultra HD
Minimum Display Resolution: 1366 x 768
Monitoring Sources: Program, preview, inputs, media players, downstream keyers, SuperSource, clean feed
Monitoring Overlays: Source labels, audio meters

Media
Still Image Capacity: 20
Still Image Formats: PNG, TGA, BMP, GIF, JPEG, TIFF
Clip Capacity: 2
Clip Length at 720p: 1600 frames
Clip Length at 1080p: 800 frames
Clip Length at 2160p: 200 frames
Video File Format: TGA sequence
Audio File Formats: WAV, MP3, AIFF
Media Player Channels: Fill and key

Camera Control
Compatible Controls: Focus, iris, zoom, gain, white balance, tint, shutter, ND filter, color correction, tally, record start and stop

Software Compatibility
Included Control Software: Software control panel
Mac Compatibility: macOS 14 Sonoma, macOS 15 Sequoia or later
Windows Compatibility: Windows 10, Windows 11
Software Connection: USB or Ethernet

Power
AC Power Input: Internal 100-240V AC, 50/60Hz, IEC C14
DC Power Input: 4-pin XLR, 12V
Power Consumption: 120 W

Physical Specifications
Width: 585.2 mm
Depth: 375.2 mm
Height: 161.2 mm
Weight: 6.76 kg

Environmental Specifications
Operating Temperature: 0 to 40 degrees C
Storage Temperature: -20 to 60 degrees C
Relative Humidity: 0% to 90% non-condensing