Discover the power and versatility of the Blackmagic Design DeckLink Quad 3G-SDI Mezzanine Card, a high-quality replacement daughter card for the DeckLink 4K Extreme 12G PCIe board. This innovative card is equipped with four BNC connectors, strategically grouped into two input and two output connectors, that fully support 3G-SDI. These connectors are designed to work seamlessly with the four 12G-SDI connectors on the main board, enhancing your card's input and output capabilities.The DeckLink Quad 3G-SDI Mezzanine Card is a compact, durable solution that expands your video capture and output options, making it an ideal replacement for the original HDMI/optical fiber output daughter card. It's capable of both inputting and outputting a Quad 3G-SDI signal, and can also input a 12G-SDI signal and output a Quad 3G-SDI signal, providing you with a wide range of video capture and output possibilities.This easy-to-use card must be connected to the optional main board and requires a 10.4.2 driver. It's compatible with both Macintosh and PC/Windows operating systems, and is designed for use with a variety of video sources, thanks to its BNC and SDI interfaces. Whether you're capturing high-quality video content for film, television, or other professional video applications, the DeckLink Quad 3G-SDI Mezzanine Card for DeckLink 4K Extreme is a reliable, high-performance choice.