To make a speed dial call:
1.Press the 
(Answer/Send) key.
2.Use the keyboard to press and hold the number you assigned as a speed dial entry. For
Voice mail
To call Voice mail:
1.Press the 
(Answer/Send) key.
2.Use the keyboard to press and hold 1 to automatically call Voice mail.
NOTE: You might need to set up the Voice mail shortcut. For more information, see Set up Voice mail or text messaging center number on page 30.
Handsfree function
You can turn the speaker on during a call to use the handsfree function.
▲On the Dialer screen, tap Speaker On to turn the earpiece off.
Make data calls
Use the options available by tapping Start > Settings > Connections > Connections to set up General Packet Radio Service (GPRS),
Network connection time is the elapsed time from the moment you connect to your service provider's network to the moment you end the data call by pressing the 
(End) key. This time includes busy signals and ringing. The amount of network connection time you track on your reset timer might not equal the amount of time for which you are billed by your service provider. For billing information, please contact your service provider.
NOTE: Your HP iPAQ is preconfigured for you to browse and chat. Contact your service provider for information on mobile Internet plans, configuring
Mute a call
You can mute the microphone during an active call. When you mute a call, the microphone is switched off. This will prevent the person you are talking to from hearing what you say. However, this will not prevent you from hearing the caller/recipient.
To mute the microphone during a call:
1.Tap Mute on the Dialer screen.
2.To disable the mute option, tap Unmute on the Dialer screen.
Call features 25
