Panasonic KX-HTS Series Manual page 52

3.3.4 DPH2 Card (KX-HT82460)
3.3.4 DPH2 Card (KX-HT82460)
Function
A doorphone card for 2 doorphone and 2 door opener.
To Door opener
Accessories and User-supplied Items
Accessories (included): Spacer x 3
User-supplied (not included): RJ11 connector, Copper wire
Note
For details about connecting to a doorphone and/or door opener, refer to
and Door Openers".
To doorphone
"3.6 Connecting Doorphones