Geovision R81-QR13520-0001 GV-Com-V4 RS485 to USB Converter for GV-QR1352

The GV‐COM V3 adds one RS‐485 port to your computer through a USB connector. Using the GV‐COM V3, you can connect your computer to PTZ Cameras, GV‐Data Capture Box or any other RS‐485 devices.