Panasonic KX-TA308 User Manual page 196

4
< RING TONE >
Incoming Calls (Single) /
Hold Recall (Outside calls)
Incoming Calls (Double) /
Hold Recall (Intercom calls)
Incoming Calls (Triple) /
Timed Reminder
Callback Ringing (Camp-on
Recall) / Doorphone Ringing
(S-Double)
4-12
Appendix
Appendix
1 s