Google Nexus One - Refresh and Notification Settings

Google Voice 165
NOUG-2.1-update1-105 Nexus One User’s Guide
Refresh and notification settings
Refresh inbox Opens a dialog where you can set how often Google Voice checks
for new messages. More frequent refresh settings can reduce your battery life
between charges.
Inbox notifications Check to receive a notification in the Status bar whenever
you receive a new message in your Google Voice Inbox.
Select ringtone Select a ringtone to sound when you receive a notification from
Google Voice.
Vibrate The phone vibrates when you receive a notification from Google Voice.
Light The Trackball flashes when you receive a notification from Google Voice.