The Blackmagic Decklink SDI 4k Capture Card is a high-quality digital video capture card designed for professional streaming and video editing. With 2 ports for SDI connections, it allows for seamless integration with a variety of equipment. Compatible with Blackmagic Design products and universal in terms of compatibility, this PCI Express card offers reliable and high-quality video capture for a range of applications. Ideal for filmmakers, content creators, and professionals, this capture card from Blackmagic Design is a versatile and essential component for anyone looking to capture stunning 4k video.