Overview
QSC Q-SYS QIO-S4
The QSC Q-SYS QIO-S4 is a network I/O expander with four bi-directional RS232 serial ports — one of which also supports RS422 and RS485 — enabling control of lighting systems, video displays, conference systems, broadcast devices and more.
PoE-powered for simple single-cable connectivity, it can be daisy-chained with up to three other QIO I/O expanders on a single network run, managed through Q-SYS Designer Software and Q-SYS Reflect Enterprise Manager.
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