An optional toll-free 866 number is available for $0.06 per minute per person charged to your department.
If a conferee enters the incorrect conference code, or tries to enter a conference at an incorrect time, a campus operator will assist.
The hardware is part of the UA's 5ESS telephone switch.
Voice quality equal to or better than a standard two-party call.
More than one person can talk at once and be heard by all members of the conference; this gives the call a more natural feel, allowing a conferee to speak and be heard without waiting for a pause in conversation.
Automatic controls on each connection hold voice levels constant regardless of the number of conferees, so that the voice of a participant near to the conferencing equipment will not be uncomfortably loud, and conferees connected by long distance will not have to shout to be heard.
Most extraneous sounds are eliminated by allowing connections for speech only.
Digital echo cancellers eliminate the "talking from the bottom of the barrel" effect.