Blackmagic Design DeckLink Studio 4K; I/O card for SD/HD/4K video incl. SDI, Component, Composite, S-Video, HDMI; connects to a wide range of analogue video and audio devices; allows seamless switching between SD, HD, 2K and Ultra HD; Connections:; SDI video inputs: 1 connector for 10-bit SD/HD/2K/4K,