Buy on Amazon : http://www.amazon.com/gp/product/B005N2Q3WO?tag=catfoodrevi0a-20

Blackmagic Design UltraStudio SDI USB 3.0 Connection to PC

UltraStudio SDI includes the highest-quality low-jitter SDI connections that instantly switch between all SD and HD video formats Connect to decks such as Digital Betacam HDCAM HDCAM-SR Panasonic D5 DVCPRO HD Sony PMW-F3 and more
With UltraStudio SDI you get both compressed and uncompressed video capture and playback in the highest-quality 10-bit 422 YUV Only uncompressed video captures every bit of every pixel in the SDI video connection for an exact mirror image between capture and playback
For a future-proof design UltraStudio SDI features built-in USB 30 for a high-speed 48 Gbs connection thats up to 10 times faster than USB 20 or FireWire USB 30 is built into the latest computers and is more than 3 times the speed of HD video
Blackmagic Design is the worlds biggest capture card manufacturer so you get the widest third-party software compatibility Use DirectShow and QuickTime software and edit on your favorite NLE software such as Adobe Premiere Pro and Sony Vegas
UltraStudio SDI includes everything you need for editing paint or broadcast design Theres a full set of drivers for capture and playback with real-time effects in Premiere Pro Theres also a set of included Blackmagic Utilities Disk Speed Test LiveKey and the Blackmagic software codec