Magewell USB Capture SDI 4K Plus 4K capture Device

SKU: MAG-321000000


  • Capture up to DCI 4K to Your Computer
  • Supports RGB 4:4:4, YCbCr 4:4:4 & 4:2:2
  • 6G-SDI Input & Loop-Through
  • 3.5mm Audio I/O (Capture/Extract)
  • USB 3.0 Computer Interface
  • Works with Windows, Mac, Linux, Chrome
  • 10-Bit /12-Bit Color Depth
  • Capable of Operating 24/7
  • Scaling, Multiple Color Spaces, and More
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RRP:  $983.00 
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The Magewell USB Capture SDI 4K Plus 4K capture Device connects to your computer over a USB interface and lets you capture up to a 4K DCI resolution signal (4096 x 2160) with embedded audio via a 6G-SDI input. It also features a 6G-SDI loop-through for local monitoring, and 3.5mm audio input and output for capturing external audio and extracting embedded audio. It's compatible with Windows, Mac, Linux, and Chrome operating systems. The card offers a variety of processing and other features, including resolution scaling and deinterlacing


Supported Operating SystemsWindows 7/8/8.1/10/2008/2008 R2/2012 (x86 and x64) 
OS X 10.9 - 10.11 
macOS 10.12 
Linux x (Ubuntu 12.04 - 16.10, CentOS 7) 
Chrome OS
Supported ResolutionUp to 4096 x 2160
Supported Sampling RateRGB 4:4:4, YCbCr 4:4:4, YCbCr 4:2:2
Input1 x 6G/2K/3G/HD/SD-SDI on BNC 
1 x 3.5 mm audio jack
Output1 x 6G/2K/3G/HD/SD-SDI loop-through on BNC 
1 x 3.5 mm audio jack
Host Interface1 x USB 3.0
SDI StandardsSD/HD/3Ga/3Gb/3Ga-DL/3Gb-DS/6G (SMPTE 2081)
Color Depth10-bit/12-bit
Video Capture FormatsUp to 4096 x 2160 

Frame rates up to 120 fps (actual capture frame rate can be limited by USB bandwidth and internal working frequency; typical capture frame rates on the Intel USB 3.0 controller are: 1920 x 1080 YUY2 at up to 90 fps, and 3840 x 2160 NV12 at up to 30 fps) 

NV12 and I420 4:2:0 8-bit (up to 4096 x 2160) 
YUY2 and UYVY 4:2:2 8-bit (up to 4096 x 2160) 
RGB24 and RGB32 4:4:4 8-bit (up to 2048 x 2160) 
Default capture formats are YUY2 and NV12
AudioUp to 8 (mono) channels at 48 kHz
Supported APIsWindows: 
Wave API/DirectSound/WASAPI 


OS X/macOS 
AV Foundation
Supported SoftwareVLC 
Microsoft Media Encoder 
Adobe Flash Media Encoder 
Any other DirectShow, V4L2, QuickTime, AV Foundation based encoding or streaming software
Power Consumption5 V Max Current: 0.86 A 
Max Power Consumption: 4.3 W
Operating Temperature32 to 122°F (0 to 50°C)
Storage Temperature-4 to 158°F (-20 to 70°C)
Relative Humidity5 to 90% non-condensing
Dimensions4.4 x 2.2 x 0.7" (11.1 x 5.7 x 1.7 cm)

What's In The Box

Magewell USB Capture SDI 4K Plus
  • USB 3.0 Cable

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