Kramer Electronics VS-211HDxl 2x1:2 SDI Auto Switcher FEATURES Max. Data Rate — 3Gbps SDI, HD–SDI & 3G HD–SDI Contact Closure or automatic switching VS−211HDxl is a high−performance automatic switcher for 3G HD−SDI video signals. When configured as a standby switcher, it switches to the secondary input when the primary input is lost. Max. Data Rate — 3Gbps. Multi–Standard Operation — SDI (SMPTE 259M and SMPTE 344M), HD–SDI (SMPTE 292M) & 3G HD–SDI (SMPTE 424M). HDTV Compatible. Control — Contact closure or automatic switching. Automatic Standby Switching — Switches from the secondary input to the primary input when a primary signal is detected. Primary Input — Selectable. Active Input LED Indicators. Compact DigiTOOLS™ — 3 units can be rack mounted side–by–side in a 1U rack space with the recommended rack adapter.