Here’s how it works. Finding the best cheap HDMI switcher isn't always easy. That's because there are quite literally thousands of different models to choose from. The fact that most are clones ...

It is built around a professional-grade 2-Megapixel ... systems via Ethernet or RS232. The switcher accepts four 3GSDI sources; inputs 1 and 2 also accept HDMI. Switching fast and glitch-free ...