The M-31 is a high performance black & withe video intercom
monitor for use in residential setting. The monitor delivers crisp,
detailed images for visitor identification and perimeter monitoring.
Using the M-31, user can monitor, talk, and open the door from a
convenient indoor location.
The handsfree monitor is smallers and easier to use than a typical
video monitor with handset. With is two-wire connection, installing
the monitor is a cinch.
The M-31 is easily expandable and accomodates upto 4 monitors and
A new, four-ware version of the M-13 is also avaliable at more
• Handsfree operation
• Two-wire connection
• Automatic screen-on
• More than 380 lines of resolution
• 1X 1-4
• 2 X 1-4 (requires AS-2020 camera switcher)
• Max wiring distance of 200m (650ft)
• Also available in four-wire