Magewell USB Capture SDI 4K Plus - One-channel 4K capture device
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Key Features
Key Features
- Captures up to DCI 4K (4096 × 2160) resolution
- 6G-SDI input with loop-through for real-time monitoring
- Supports RGB 4:4:4, YCbCr 4:4:4 & 4:2:2 formats
- 10-bit / 12-bit color depth processing
- USB 3.0 high-speed computer interface
- 3.5mm audio input and output (embedded/external audio handling)
- Compatible with Windows, Mac, Linux, and Chrome OS
- 24/7 continuous operation support
- Built-in scaling, deinterlacing, and image processing tools
- Plug-and-play UVC standard support
Features & Specifications
Product Overview +
Professional 4K SDI Capture Solution
The Magewell USB Capture SDI 4K Plus is a high-performance capture device designed for professional video production, streaming, and broadcasting workflows. It enables direct capture of SDI signals up to DCI 4K resolution through a USB 3.0 interface without requiring external power.
Flexible Connectivity & Monitoring
With a 6G-SDI input and loop-through output, users can capture and simultaneously monitor video feeds in real time. The additional 3.5mm audio ports allow flexible integration of external audio sources or extraction of embedded audio.
Advanced Video Processing Engine
The device includes powerful onboard processing features such as scaling, deinterlacing, frame rate conversion, cropping, and color space conversion. These ensure optimized output for various production environments.
Broad System Compatibility
It supports Windows, macOS, Linux, and Chrome OS platforms and works with popular software such as OBS, vMix, Wirecast, VLC, and more via UVC and standard capture APIs.
Reliable 24/7 Operation
Engineered for continuous use, the device is suitable for live broadcast setups, control rooms, and professional streaming environments with stable long-term performance.
Technical Specifications +
technical specifications

