Featuring 4 independent 3G-SDI connections, DeckLink Duo 2 is a PCI Express capture and playback card that supports SDI formats in SD and HD up to 1080p60! You get the flexibility of 4 separate capture or playback cards in one! Plus, its completely customizable so its perfect for media play-out systems, multi screen digital signage servers, real time multi channel capture systems and more!Specifications:SDI Video Inputs: 4 x bidirectional 12-bit SD/HD independently configurable as either Input or Output.SDI Video Outputs: 4 x bidirectional 12-bit SD/HD independently configurable as either Input or Output.SDI Audio Inputs: 16 channels embedded in SD and HD.SDI Audio Outputs: 16 channels embedded in SD and HD.Sync Input: Tri-Sync or Black Burst.Computer Interface: PCI Express 4 lane generation 2, compatible with 4, 8 and 16 lane PCI Express slots.Supported Codecs:AVC-Intra, AVCHD, Canon XF MPEG2,Digital SLR, DV-NTSC, DV-PAL,DVCPRO50, DVCPROHD, DPX, HDV,HEVC, XDCAM EX, XDCAM HD, XDCAMHD422, DNxHR & DNxHD, AppleProRes 4444, Apple ProRes 422 HQ,Apple ProRes 422, Apple ProRes LT,Apple ProRes 422 Proxy,Uncompressed 8-bit 4:2:2,Uncompressed 10-bit 4:2:2,Uncompressed 10bit 4:4:4Processing:Colorspace Conversion: Hardware based real time.HD Down Conversion: Built in, high quality software down converter on playback and capture. Down converted SD selectable between letterbox and anamorphic 16:9 styles.HD Up Conversion: Built in, high quality software up converter from SD to 720HD or 1080HD on input. Selectable between 4:3 pillarbox, 14:9 zoom and 16:9 zoom.Cross Conversion: Built in, high quality software cross conversion from 720HD to 1080HD, 1080HD to 720HD on playback.Real Time Effects: DaVinci Resolve, Final Cut Pro X internal effects. Adobe Premiere Pro CC Mercury Playback Engine effects. Avid Media Composer internal effects.Video Standards:SD Video Standards: 525i59.94 NTSC, 625i50 PALHD Video Standards:720p50, 720p59.94, 720p601080p23.98, 1080p24, 1080p25,1080p29.97, 1080p30, 1080p50,1080p59, 1080p59.94, 1080p601080PsF23.98, 1080PsF24,1080PsF25, 1080PsF29.97, 1080PsF301080i50, 1080i59.94, 1080i60SDI Compliance: SMPTE 259M, SMPTE 292M, SMPTE 296M, SMPTE 372M, SMPTE 425M, ITU-R BT.656 and ITU-R BT.601.SDI Metadata Support: RP 188/SMPTE 12M-2 and closed captioning.Audio Sampling: Television standard sample rate of 48 kHz and 24 bit.SDI Color Precision: 8, 10, 12-bit RGB 4:4:4 in all modes up to 1080p30 and 8, 10-bit YUV 4:2:2 in all modes. 12-bit RGB 4:4:4 only supported in playback.SDI Video Sampling: 8, 10, 12-bit RGB 4:4:4 in all modes up to 1080p30 and 8, 10-bit YUV 4:2:2 in all modes. 12-bit RGB 4:4:4 only supported in playback.Color Space: REC 601, REC 709