Palm P80505RGRS - Tungsten W Smartphone Handbook page 130

Chapter 11 Using Palm™ Mobile
To add a caller to a current conference call:
Tap Add Call.
1.
Enter the number and tap Dial.
2.
Once the number appears as the Active caller, tap Conference to add callers on
3.
hold.
To end the conference call:
Tap End.
To mute the conference call:
Tap Mute.
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Tap Add Call to add caller
Tap End
Tap Mute