GSM SIM Support: Features a built-in wireless wireless receiver terminal. It allows you to insert a mobile GSM SIM card directly into the unit to route cellular traffic through your physical desk phones. This is ideal for offices without a local wired telecom provider.
Auto Attendant / Automated Voice Operator (DISA):
Greets outside callers with a pre-recorded message and allows direct dialing to an extension without operator assistance.
Caller ID Transmission: Fully transfers external caller ID metadata to extensions supporting internal caller ID screen readouts.
Three-Way Conference Calling: Supports joining two internal extension lines and one outside trunk line together.
Extension Classes & Restrictive Coding: Allows administrators to restrict specific extensions from making outgoing international or long-distance calls.