KX-TDE6003.9.6 EECHO16 Card (KX-TDA6166)PC Programming Manual References4.5 [2-3] Timers & Counters—DISA / Door / Reminder / U. Conf→ Unattended Conference—Recall Start Timer→ Unattended Conference—Warning Tone Start Timer→ Unattended Conference—Disconnect Timer4.12 [2-7-1] Class of Service—COS Settings—CO & SMDR— Transfer to CO4.18 [2-9] System Options—Option 2— CO - CO Call Limitation—After Conference4.18 [2-9] System Options—Option 3→ Confirmation Tone—Tone 4-1 : Start Conference→ Confirmation Tone—Tone 4-2 : Finish Conference→ Echo Cancel—Conference6.5 [4-1-4] Wired Extension—Flexible Button— Type6.13 [4-2-3] Portable Station—Flexible Button— Type6.18 [4-3] DSS Console— TypeFeature Manual References6.1.3 Flexible Buttons21.1 Capacity of System ResourcesOperating Manual References1.3.15 Conference3.1.20 Conference Group CallDescriptionConference group calling allows you to call a pre-determined group (conference group) of partiessimultaneously. Each party that answers the call joins the conference.An extension user can call a conference group of up to 7 parties to establish a conference call, for a maximumof 8 participants. During a conference group call, the caller can restrict the ability of other members to speak.The following telephones will answer automatically and play the announcement through the telephone’sspeaker, even if Hands-free Answerback (® 8.1.1 Hands-free Answerback) is not enabled for the extension:• PTs• KX-WT125 (PS)• KX-WT126 (PS)• KX-TCA185 (PS)• KX-TCA285 (PS)• KX-TCA385 (PS)Broadcast ModeWhen Broadcast Mode is enabled through system programming, an extension user can call a conference groupof up to 31 call members to make a voice announcement. Members can listen to the announcement byanswering the call.During the announcement, the voices of members will not be heard. However, the caller can allow up to 7specific members to speak, making a conference call. This conversation can be heard by the other members.66 Feature Manual Document Version 2013-053.1.20 Conference Group Call