Detailed Product Description

Video intercom system

DIY video villa intercom system to call, monitor and unlock by card
More than 10 melodies for ring selection
To sure the image clearly at night by IR LED
4-wire system, easy to install and operate
Accepted to be connected with four indoor phone at most
Accepted to be connected with four door stations at most to several entrances
All indoor phones are accepted to call, transfer calling and communicate each other
Installation of door station by surface and flush to be optional