About the GeoVision GV-COM V2
The GV-COM V2 adds one RS-485 port to your computer through a USB connector. The GV-COM V2 can convert the standard RS-232 signal, through USB connector, to RS-485 2-wire control for PTZ cameras, GV-Data Capture Box or any other RS-485 devices.The GV-COM V2 adds one RS-485 port to your computer through a USB connector. The GV-COM V2 can convert the standard RS-232 signal, through USB connector, to RS-485 2-wire control for PTZ cameras, GV-Data Capture Box or any other RS-485 devices.