- Maximum configuration – 8 Analogue CO / 24 Extensions
 - Call Forwarding (Busy / No Answer / Follow-Me /
    to Outside)
 - Built-in Voice Message (BV)

The ASU II is a common platform to deliver analog trunks and extension services to all markets.
It comprises a chassis with two card slots.

The server handles the set up and cutting of connection, both internally and externally.
Mitel 470 communication servers can seamlessly be connected to a complete system.
It is meant to be installed in a 19” cabinet.
Can be used for up to 400 users in a standalone configuration.
“All-in-one” package for all these features — combined with flexibility, scalability and low TCO.

Highly-visible backlit tilt display
Convenient teleworker functionality
Hospitality features including room status, guest telephony privileges and automatic wake-up calls
Two integrated headset / handset jacks
For small and medium business customers.