User Guide

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Auto Redial Times: Determine how many times to redial.
Intercom
Intercom allows users to establish a call directly with the callee.
Active: To enable or disable Intercom feature.
Intercom Mute: If enabled, once the call established, the callee will be
muted.
Hot line
HotLine allows user to call out a defined number
automatically after hearing the dailtone without dialing any number.
Active: To enable or disable HotLine feature.
Number: To set a defined HotLine number.
Delay Time: To set the automatically call out interval after hearing the
dailtone.