The Geovision GV-Com and GV-Net V2 are data interface converters manufactured by Geovision. These devices allow users to connect various devices and interfaces to their computer systems, providing a seamless and efficient way to transfer data and control signals. With the brand's reputation for quality and reliability, the GV-Com and GV-Net V2 are trusted solutions for keyboard, mouse, and pointer connectivity in a wide range of computer and networking setups.
One is listed as GV-Com and one is GV-Net V2, the third one I'm not sure of (I believe it is a GV-Net V2). There are only 2 power supplies and the cables pictured are the only ones I have