
Blackmagic Design 003796 DeckLink Duo 2 SDI Capture Card
Capture and play back up to four independent SDI channels simultaneously with the Blackmagic Design DeckLink Duo 2 PCIe card.
*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.
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Overview
Key Features
Four Independent 3G-SDI Connections: Simultaneously capture and playback up to four video streams at resolutions up to 1080p60.
PCIe Interface: Utilizes a high-speed PCIe interface for reliable data transfer and low-latency performance. PCI Express 4 lane generation 2 required, compatible with 4, 8 and 16 lane PCI Express slots.
Wide Format Support: Compatible with a range of SD, HD, and 3G-SDI formats, including 720p, 1080i, and 1080p.
Software Compatibility: Works seamlessly with a range of editing, visual effects, and streaming software applications.
Reference Input: Features a reference input for synchronizing with external genlock (blackburst and try-sync) signals, ensuring precise timing in multi-camera setups.
Specifications
Pros & Cons
👍 Pros
- Four independent SDI channels on a single PCIe card reduces hardware footprint and cost
- Each channel can be independently configured as input or output for flexible workflow design
- Cross-platform support across Mac, Windows, and Linux fits diverse production environments
- Supports SD and HD SDI formats up to 1080p60, covering a wide range of broadcast needs
- Well-suited for multi-channel playout, digital signage, and simultaneous ingest applications
👎 Cons
- Limited to 1080p60 maximum resolution with no support for 4K or UHD formats
- Requires an available PCIe slot, which may be scarce in compact workstations or servers
- SDI-only connectivity with no HDMI inputs or outputs for consumer-grade equipment
- Does not include breakout cables or adapters, which may need to be sourced separately
- Multi-channel configurations can demand significant system resources and storage bandwidth