Allows an application to read all of the calendar events stored on your phone. Malicious applications can use this to send your calendar events to other people.
write calendar data
Allows an application to modify the calendar events stored on your phone. Malicious applications can use this to erase or modify your calendar data.
directly call phone numbers
Allows the application to call phone numbers without your intervention. Malicious applications may cause unexpected calls on your phone bill. Note that this does not allow the application to call emergency numbers.