Inputs: 4 x SDI, 2 x HDMI Outputs: 2x SDI, 1x HDMI (multiviewer only) 2 x Upstream Keyers, supporting Chroma Key & Linear/Luma Key 2 x DSK, supporting Linear & Luma Key Modes 1 x PIP (assignable to any of the 4 keyers) Built-in 17.3¡± HD LCD monitor that displays Program and Preview on a single screen