Blackmagic Design Decklink SDI 4K Capture & Playback Card SD/HD/3G/6G-SDI Input/Output PCIe Interface UHD / DCI 4K 4:2:2 by Single-Link 6G-SDI 1080p 4:4:4 by Single-Link 3G-SDI Mac OS X, Windows, and Linux Compatbile