You might get a special one for Dad

• A few notes that require answering?
• Cellphone customer's creation, perhaps
• Downloadable ditty
• Bars for a cell?
• Modern caller ID, perhaps
• Caller ID, maybe
• One's heard on the phone offering to negotiate, to some extent
• Caller ID, perhaps
• Sound heard when someone telephones

Wikipedia Word definitions in Wikipedia
Ringtone is a 2010 Malayalam film by Ajmal starring Suresh Gopi , Bala and debutant Megha Nair.