Annoying thing to hear in a movie theater

• Musical cycle has style and contemporary sound
• Modern caller ID, perhaps
• Downloadable cell phone alert
• Bars for a cell?
• One's heard on the phone offering to negotiate, to some extent
• Downloadable alert
• Cellphone sound
• Cell phone selection

Wiktionary Word definitions in Wiktionary
alt. the sound made by a telephone when ringing, especially the customizable tone of a mobile phone n. the sound made by a telephone when ringing, especially the customizable tone of a mobile phone