With this option, callers in the queue can be informed on their expected waiting time in the queue. The expected waiting time is calculated as follows:

 

 

When the average wait time statistic is not available, due to insufficient calls in the last 30 minutes, the expected wait time is set to 2 minutes. When enabled callers in the queue will hear at regular intervals an announcement stating their expected wait time in the queue.

The interval in which the announcement is repeated is set in the Announcement interval option, were the time interval can be specified in seconds. In which language these announcements are played is determined by the language setting of the queue, see 7.5.6 Language.