Add two RS232 serial RJ45 connections to a PC or Server through USB (Universal Serial Bus), with this DIN Rail & wall-mountable adapter. The ICUSB2322RJ 2-Port Industrial USB (Universal Serial Bus) to Serial RJ45 Adapter (Wallmount & DIN Rail) means that you can add two RS232 serial connections using RJ45 signaling ports to a PC or Server through a single USB (Universal Serial Bus) 2.0 port. The RS232 to RJ45 adapter features COM port retention to maintain your port number assignments across a reboot & supports serial data rates up to 921 Kbps. The included DIN Rail clips (Top Hat) & wall-mounting brackets provide simple solutions for out of the way installations, while the sturdy metal enclosure offers durability in harsh industrial environments.