Chamsys MediaMaster Vision DC-HD2 is a PCIe capture card that adds two HDMI 2.0 inputs to MediaMaster VS2+ or VS4+ media servers running MediaMaster software. It supports HDCP 2.2 at 4K60p, 4:4:4 chroma subsampling, and a maximum capture resolution of 2 × 3840 × 2160p at 60 fps. The card provides LiveStream, MultiStream, hardware timestamping, HDMI signal conditioning, automatic mode detection, and frame-synchronized ganging of inputs. It also includes an integrated colour-space converter and hardware scaling engine with polyphase multi-tap filtering for downscaling and precise pixel replication for upscaling.