Panasonic HYBRID IP-PBX KX-TDA200 - Manual (Page 37)

1.1 Incoming Call Features
Feature Guide 37
Caller ID number can be received and flash on the display twice for five seconds at 15-
second intervals.
Feature Guide References
1.7.4 Second Call Notification to Busy Extension
User Manual References
User Manual
1.4.4 Answering a Call Waiting
1.7.3 Receiving Call Waiting (Call Waiting/Off-Hook Call Announcement [OHCA]/Whisper
OHCA)
3.1.2 Settings on the Programming Mode