Superset 4 DN Phone Telephone

The Mitel Superset 4DN telephone (9184-000-200) is a digital multi-line display
speakerphone set.

Features:

* 4 Line, 40 character LCD display with contrast control.
* 6 soft keys.
* Superkey.
* 12 Line appearance keys.
* Message waiting button and lamp.
* Volume, mute and speakerphone buttons.

Works with most Mitel telephone systems that use the DNIC card.