The compact SDI routings witcher features 16 inputs and 16 outputs, redundant power connections and an elegant machined metal front panel with 2.2inch LCD for routing label display. Routing can be performed by direct button selection and the spin knob controller. The 3G-SDI seamless matrix switcher supports standard 3G/HD/SDSDI rates, automatic by pass of non-standard rates between 270Mbit/sand3Gbit/s. Built-in frame synchronizer support simultaneous input of signal of different resolution frame rates, which can realize seamless switching without black screen. It can conveniently control by front panel button, PC software via LAN/RS-422.