The net.rim.blackberry.api.phone package contains the APIs that you can use to access the phone application on the BlackBerry® device. You can use this package to make calls, switch between available phone lines, receive notification events, and change phone options.

• Making a call from a BlackBerry device application
  
• Make a call from a BlackBerry device application (single-line environment)
  
• Make a call from a BlackBerry device application (multi-line environment)
  
• Add DTMF tones to the send queue
  
• BlackBerry DTMF tones
  
• Listen for and handle phone events
  
• Listen for and handle multi-line events
  
• Retrieve call information by using call logs
  
• Retrieve a call participant
  
• Retrieve call information
  
• Retrieve the phone number of a BlackBerry device
  
• Retrieve a call by call ID
  
• Displaying content on a call screen