Extron Electronics Annotator User Guide - Manual (Page 11)

• RS-232 serial control port — Using serial commands, the Annotator can be
controlled and configured via the Extron Windows-based control program (SPPCP), or
integrated into third-party control systems. Extron products use
the SIS (Simple Instruction Set) command protocol, a set of basic ASCII code
commands that allow for quick and easy programming.
• Rack-mountable — 1U, full rack width, metal enclosure
• Internal universal power supply — The 100-240 VAC, 50-60 Hz, international
power supply provides worldwide power compatibility.
Annotator • Installation 5