Caller ID (CLI): Display the calling number.

Flexible Extension Numbers: Choose extensions of any length from 2 to 4 digits except 9. For example, you can have both "66" and "666" as Extension Numbers

Three Extension Groups:

Apartment group: Can only call security.

Security & President groups: Can call any extension.

This feature can be turned on or off.

Internal Conference: All extensions can join a group call

Auto Call Back: If the Extension you call is busy, the Intercom system will call you back when free.

Emergency Call Feature: On dialing a Code from an extension, the call goes to selected 5 Extensions

Guard Display: Guard display units can be connected to any extension.

Easy Installation: System comes with RJ11/RJ45 leads for quick setup.