What is Ringtone ID?
Function
1.Ringtone is played automatically based on the phone number of the incoming call so that you can recognize the caller.
An algorithm of harmony and chord is used to create a ring tone.
An algorithm of harmony and chord is used to create a ring tone.
-You can types of incoming calls for the Ringtone ID : Everyone, Contacts, or Favorites (Default is Favorites)
2.To adjust settings, go to Settings –> Sound & Notification –> Ringtone ID
3.You can hear the ringtones by accessing Contacts.