Ringtone ID is a feature that sounds a unique ringtone composed according to the phone number. Even without particular settings, an auto-composed ringtone is unique to each caller is sounded.
How to enable Ringtone ID
• Turn Ringtone ID on in 'Settings > Ringtone ID.'
• The contacts for which Ringtone ID will be used can be selected under Compose ringtones.
• When receiving calls from contacts other than those for which Ringtone ID is being used, the basic ringtone is sounded.
• Auto-composed ringtones can be previewed in contacts.
