Total Video Inputs
40
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Ships within 48 hours · Estimated delivery Jul 19 - Jul 24
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For Your Every Summer RSVP, with Code: SUMMER15
Description
ATEM 4 M/E Constellation 4KATEM 4 M E Constellation 4K is a massive 4 M E Ultra HD live production switcher. It features 40 standards converted 12G SDI inputs, 24 12G SDI aux outputs, 4 DVEs, 16 ATEM Advanced Chroma Keyers, 4 media players, 4 independent Ultra HD multiviews, 2 SuperSource processors and more. You even get built in talkback and a professional 156 channel Fairlight audio mixer with EQ and dynamics! Connections Total Video Inputs 40 Total Video Outputs 28 Total
ATEM 4 M/E Constellation 4K is a massive 4 M/E Ultra HD live production switcher. It features 40 standards converted 12G-SDI inputs, 24 12G-SDI aux outputs, 4 DVEs, 16 ATEM Advanced Chroma Keyers, 4 media players, 4 independent Ultra HD multiviews, 2 SuperSource processors and more. You even get built in talkback and a professional 156 channel Fairlight audio mixer with EQ and dynamics!
Connections
Total Video Outputs
28
Total Aux Outputs
24
SDI Rates
1.5G, 3G, 6G, 12G.
Total Audio Inputs
2 x balanced 1/4 inch Jack,
1 x 32 stereo channel BNC MADI in,
1 x 5 pin XLR Talkback.
Total Audio Outputs
2 x balanced 1/4 inch Jack,
2 x 32 stereo channel BNC MADI out,
1 x 5 pin XLR Talkback.
Timecode Connections
None
Reference Input
Tri-Sync or Black Burst.
Video Input Re-Sync
On all 40 inputs.
Frame Rate and Format Converters
On all 40 inputs.
SDI Video Inputs
40 x 10-bit 720p, 1080i, 1080p, 2160p.
SDI Audio Inputs
8 Ch embedded audio on all SDI inputs.
Extra Audio Inputs
1 x 5 pin XLR Talkback.
SDI Video Outputs
28 x 10-bit 720p, 1080i, 1080p, 2160p.
SDI Audio Outputs
16 Ch embedded into SDI output on all outputs.
Extra Audio Outputs
1 x 5 pin XLR Talkback.
SDI Program Outputs
Any of the 24 SDI outputs.
Down Converted SDI Program Output
1
SDI Preview Outputs
Any of the 24 SDI outputs.
SDI Multi View Outputs
4
HDMI Multi View Outputs
None
Webcam Output
1 x USB-C supporting 720p or 1080p at PGM frame rate.
Remote
RJ12 supports RS-422.
Control Panel Connection
Ethernet supports 10/100/1000 BaseT. Allows direct connection between panel and chassis, or via network.
Internal Timecode Generator
Yes
Talkback
RJ45 for 3rd party talkback systems.
Tally Output
Added via ethernet connection to Blackmagic Design GPI and Tally Interface product. (Not included).
Computer Interface
1 x USB-C port.
Standards
SD Video Standards
None
HD Video Standards
720p50, 720p59.94, 720p60
1080i50, 1080i59.94, 1080i60
1080p23.98, 1080p24, 1080p25, 1080p29.97, 1080p30, 1080p50, 1080p59.94, 1080p60.
Ultra HD Video 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 and SMPTE 2082‑10, SMPTE 2082‑12.
Video Sampling
4:2:2
Color Precision
10-bit.
Color Space
REC 709, REC 2020.
SDI Auto Switching
Automatically detects between 1.5G-SDI, level A and level B 3G‑SDI, 6G‑SDI and 12G‑SDI.
Product Specifics
Upstream Keyers
16
Downstream Keyers
4
Advanced Chroma Keyers
16
SuperSource
2
Talkback Support
Yes
Mix Minus Support
Yes
Linear/Luma Keyers
21
Transition Keyer (Stinger/DVE)
4 Stinger, 4 DVE.
Total Number of Layers
28
Pattern Generators
21
Color Generators
2
DVEs
4
Control Panel
Front fascia emergency switching, software or optional hardware panel.
Routable Windows
64
Tally
Red for program and green for preview indication.
Windows Source Labels
Yes
Multi View Monitoring
Multi View Monitoring
4 x 16 Multi View pattern options for up to 64 total views.
Multi View Video Standard
Select HD or Ultra HD.
Media Player
Media Players
4
Channels
Fill and key for each media player.
Media Pool Still Image Capacity
64
Media Pool Clip Capacity
4
Media Player Clip Length in 720 HD
3200 frames.
Media Player Clip Length in 1080 HD
1600 frames.
Media Player Clip Length in Ultra HD
400 frames.
Media Pool Still Image Format
PNG, TGA, BMP, GIF, JPEG and TIFF.
Media Pool Video File Format
TGA Sequence.
Media Pool Audio File Format
WAV, MP3 and AIFF.
Display
Interface
Minimum monitor resolution of 1366 x 768.
Front panel
Built in HD LCD monitor for video, 42 LED buttons for setup and emergency switching, 8 source buttons, 4 transition buttons, 6 talkback selection and mix buttons, menu control knob and set button, front panel lock button.
Processing
Processing Delay
< 10 lines.
Audio Mixer
156 Channel mixer
Selectable On/Off/Audio-Follow-Video.
Level and Peak metering.
Master gain control.
6 band parametric EQ, Dynamics including Expander, Gate, Compressor and Limiter.
Down Conversion
1 x selectable HD down converted output
Software
Control Panel Included
ATEM Software Control Panel included free for Mac 12.0 Monterey, Mac 13.0 Ventura or later and Windows 10 and 11.
Software Updates
Using USB or Ethernet connection directly connected to Mac or Windows computers. Includes ATEM Setup Utility.
Configuration
Set via ATEM Software Control Panel, excluding ATEM chassis IP address which is set via the ATEM Setup Utility connected via USB‑C to chassis.
Power Requirements
Power Supply
2 x Internal 100 - 240 AC 50/60Hz.
Power Usage
255 W
Physical Specifications
Physical Installation
Physical Installation
2 rack units height.
Environmental Specifications
Operating Temperature
0° to 40° C (32° to 104° F)
Storage Temperature
-20° to 60° C (-4° to 140° F)
Relative Humidity
0% to 90% non-condensing
What's Included
ATEM 4 M/E Constellation 4K
Welcome wallet with QR code for software download
Warranty
1 Year Limited Manufacturer’s Warranty.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.2 ★★★★★
Based on 22 reviews
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Product Reviews
★★★★★ 5
Lightweight SPF that layers well under makeup
Size: 5 Fl Oz (Pack of 1)
This sunscreen feels much lighter than many high-SPF formulas I’ve tried and blends into the skin without leaving a heavy white cast. The texture spreads easily and gives a hydrated finish without feeling greasy, which makes it comfortable for everyday wear on both the face and body. I also liked that it layered well under makeup without pilling.
I used this during long outdoor days and it held up well while still feeling comfortable on the skin. The SPF 60 protection is reassuring, especially for travel, beach days, festivals, or daily sun exposure. Overall, this is a reliable sunscreen option if you want strong protection with a more wearable, skincare-like texture.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 9, 2026
★★★★★ 5
A Must-Have for Sensitive Skin
Size: 5 Fl Oz (Pack of 1)
recently tried La Roche-Posay sunscreen and I’m really impressed! 🌞 The texture is lightweight, non-greasy, and absorbs quickly without leaving a white cast, which is a big plus for daily wear. It feels gentle on my skin and doesn’t clog pores, making it perfect for sensitive or acne-prone skin. I also love that it provides strong, broad-spectrum protection while still feeling breathable. Overall, it’s become my go-to sunscreen—I actually enjoy applying it every morning because it feels more like skincare than sunscreen. Definitely worth it!
I would be honored if you would consider me to receive a PR package. I’d love the opportunity to try more of your products and create authentic content that highlights the benefits of La Roche-Posay skincare.
Thank you so much for your time and consideration!
Warm regards,
Andrea Mohanlall
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 4, 2025
★★★★★ 5
Goes on smooth with no white cast.
Size: 3 Fl Oz (Pack of 1)
This is excellent and disappears on the skin. Smooth as silk.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 10, 2026
★★★★★ 4
It feels very good on the skin.
Size: 3 Fl Oz (Pack of 1)
I’ve been using this sunscreen for about a week now, and honestly, I’ve liked it even more than I expected. The skin on my face feels much softer and healthier, and one thing I’ve definitely noticed is that my dark circles are gradually looking a bit lighter and less tired. I love it because it doesn’t feel heavy, absorbs quickly, and doesn’t leave a greasy residue.
I also like that it works well under makeup or just on its own for everyday use. For now, I’m giving it 4 stars because I haven’t been using it for very long yet and want to see more results, but so far, I definitely feel a difference in my skin. If I continue to see more positive changes, I’ll come back to update my review.
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Reviewed in the United States on May 30, 2026
★★★★★ 5
Blends nicely, is not greasy.
Size: 5 Fl Oz (Pack of 1)
Light, blends nicely into skin. Does a good job of blocking the sun. I will buy it again before the summer is over.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 21, 2026