Set the upstream host connection and control your USBHub3c using this simple and elegant breakout accessory. In cases where a USB control connection is not possible or desireable, the Serial RS-232 Expansion Connector provides a breakout connection for wiring an RS-232 connection to the USBHub3c.

Provides a simple and easy method to set upstream-facing / host connection to the USBHub3c in AV room or USB host switching applications where an RS-232 AV control interface is required.

Requires USBHub3c with the additional Serial Control feature. One Serial RS-232 Expansion Connector is included at no cost when purchased with the USBHub3c and Serial Control feature.