SDI 4X1 Switch 4 Channels SDI Signal to a SDI Signal Channel Support Full-Hd SDI Signal Input and Output. SDI input port:BNC SDI×2 or ×4(depends on the mode of the device) SDI output port:BNC SDI×1. This product is a SDI (Serial Digital Interface) switcher,it can switch 2 or 4 channels of SDI signal to a SDI signal,and it support Full-HD SDI signal input and output,it also very easy to be use with high stability and reliability.And it is widely used at all the TV station and other work place,safe security monitoring,training venue and so on.
eBay