Blackmagic Design Decklink Duo 2

Key Information About the Blackmagic DeckLink Duo 2 PCIe Capture Card

• 4 independent bidirectional 3G-SDI connections for capture and playback up to 1080p60.
• Flexible configuration of each port as input or output for low-latency multichannel workflows.
• Wide compatibility with major NLEs, live solutions, and broadcast servers.
• Software up/down/cross conversions, HDR management, and color precision up to 4:4:4 12-bit.

A Multi-I/O Benchmark in the DeckLink Range

The DeckLink Duo 2 combines the versatility of four cards into a single PCIe unit. It integrates seamlessly into control rooms, playout servers, video walls, and multichannel ingest systems. As a legacy of Blackmagic?s broadcast expertise, it delivers proven stability and exemplary software compatibility.

Who Is It For and Which Workflows?

Ideal for broadcasters, broadcast service providers, live events, e-sports, post-production, and digital signage. Its independent 3G-SDI I/Os allow simultaneous capture of multiple streams, routing of program returns, and parallel recording and playback across various software platforms.

Formats, Conversions, and End-to-End Integration

Supporting up to 1080p60 with SD and HD compatibility, the card performs real-time software up/down/cross conversions, HDR management, and video sampling precision at 4:2:2 and 4:4:4. Its PCIe Gen 2 x4 bus ensures reliable throughput, while Mac, Windows, and Linux drivers facilitate deployment in heterogeneous environments.

Technical Specifications

• SDI Connections: 4 x 12-bit SD/HD bidirectional ports, independently configurable as input or output.
• SDI Audio: 16 embedded input channels and 16 embedded output channels (SD and HD).
• Sync Input: Tri-Sync or Black Burst.
• Computer Interface: PCI Express Gen 2, 4 lanes, compatible with PCIe x4, x8, and x16 slots.
• Supported Codecs: AVC-Intra, AVCHD, Canon XF MPEG2, Digital SLR, DV-NTSC, DV-PAL, DVCPRO50, DVCPROHD, DPX, HDV, HEVC, XDCAM EX, XDCAM HD, XDCAM HD422, DNxHR, DNxHD, Apple ProRes 4444, Apple ProRes 422 HQ, Apple ProRes 422, Apple ProRes LT, Apple ProRes 422 Proxy, uncompressed 4:2:2 8-bit, 4:2:2 10-bit, 4:4:4 10-bit.
• Included Software: Media Express, Disk Speed Test, LiveKey, Blackmagic Desktop Video Utility, Mac OS and Windows drivers; Media Express, Blackmagic Desktop Video Utility, and drivers for Linux.
• Internal Update: Firmware integrated into driver, loaded at startup or via software update.
• Physical Installation: PCIe 4 lanes Gen 2, compatible with Mac OS, Windows, Linux; Mac Pro required for PCIe slots (see manufacturer?s system requirements).
• Compatible Applications: DaVinci Resolve, Fusion, Final Cut Pro X, Adobe Premiere Pro CC, Avid Media Composer, Adobe After Effects CC, Avid Pro Tools, Steinberg Cubase, Steinberg Nuendo, Adobe Photoshop CC.
• Other Applications: The Foundry Nuke, Grass Valley Edius, Sony Catalyst Production Suite, Tools On Air Just: Play & Live & In, Softron MovieRecorder & MReplay, Adobe Flash Media Live Encoder, Telestream Wirecast, Livestream Producer, Resolume Arena, Magix Vegas Pro & Movie Edit Pro Premium, Corel VideoStudio Pro, CyberLink PowerDirector, Vidblaster X & Studio & Broadcast, Uniplay One & CG, CasparCG Server, Magicsoft CG, Xsplit Broadcaster, Imagine Communications Velocity & InfoCaster, DevTek Easy Media Suite, Metus Ingest, Boinx Software MimoLive, Cinegy Capture Pro, vMix Live, Renewed Vision ProPresenter, Ventuz Director, Class X Liveboard & Coral CG, Glookast Capturer, Open Broadcaster Software Studio, Nautilus NEMO3D, Burst Video WebClip2Go & REC Marker, Zoom.
• SD Video Standards: 525i59.94 NTSC, 625i50 PAL.
• HD Video Standards: 720p50/59.94/60; 1080p23.98/24/25/29.97/30/50/59.94/60; 1080PsF23.98/24/25/29.97/30; 1080i50/59.94/60.
• SDI Compliance: SMPTE 259M, 292M, 296M, 372M, 425M, ITU-R BT.656, ITU-R BT.601.
• SDI Metadata: RP 188/SMPTE 12M-2 and closed captions.
• Audio Sampling: 48 kHz, 24-bit broadcast compliant.
• SDI Color Precision: RGB 4:4:4 8/10/12-bit up to 1080p30; YUV 4:2:2 8/10-bit in all modes.
• Video Sampling: 4:2:2, 4:4:4.
• Color Space: REC 601, REC 709, REC 2020.
• HDR: Static metadata packets, HLG and PQ transfer characteristics.
• Processing: Real-time hardware color space conversion.
• HD to SD Down-Conversion Output: letterbox, 16:9 anamorphic, center cut 4:3.
• SD to HD Up-Conversion Input: 16:9 zoom or anamorphic.
• Cross-Conversion: HD720 to HD1080 and vice versa during playback.
• Real-Time Effects: DaVinci Resolve, Final Cut Pro X, Adobe Premiere Pro CC Mercury Playback Engine, Avid Media Composer.
• Operating Systems: Mac 15.0 Sequoia, Mac 26.0 Tahoe or later; Windows 10 64-bit, Windows 11; Linux.
• Power Consumption: 10 W.
• Operating Temperature: 5 to 40 °C.
• Storage Temperature: -20 to 45 °C.
• Relative Humidity: 0 to 90 percent non-condensing.
• Included: DeckLink Duo 2.