Panasonic KX-TD816E User Manual page 224

4.2 DPT Features
• With the KX-T7235, KX-T7431, KX-T7433 and KX-T7436, you can execute this
feature using a display operation.
Feature References
Alternate Calling — Ring/Voice
EXtra Device Port (XDP)
Handsfree Answerback
System Feature Access Menu (4.4/Special Display Features)
* XDP (eXtra Device Port) expands the number of telephones available in the system by allowing an
extension port to contain two telephones. For more details, please consult with your dealer.
(→ see Installation Manual)
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DPT Features