title: Setting sound for notification
body: <p>How can I set sound for notification for my android application. In my application notification will be shown after 30 seconds. I want to give options for this alerts such as  silent mode, vibration mode and an option to select from the available tones from the device. I am using the preference screen to show the settings menu. I want to to set the notification ring type application specific. Is there any way to establish this..  </p>