Someone is under house arrest

Me: "What is that noise?"

Customer: "Hey Martinez!! I'm on the phone! Cut it out!"

Me: "What was that?"

Beep! Beep! Beep! Beep! Beep! Beep! Customer: "It's from a device."

Me: "What kind of device?"

Customer: "I don't know."

Me: "Like a fax machine or something?"

Customer: "I don't know. Someone is under house arrest or something."