A 28-year-old man died when his Bluetooth headphone device exploded here, police said on Saturday.

The incident occurred in Udaipuria village of Chomu town in Jaipur district on Friday when Rakesh Kumar Nagar was preparing for a competitive examination at his residence, they said.

He was using the Bluetooth headphone device while it was plugged into an electrical outlet, police said.

The device exploded all of a sudden leaving Nagar unconscious. He was rushed to a private hospital where he succumbed during treatment, they said, adding both his ears had suffered injuries.

Dr L N Rundla of Siddhivinayak Hospital said the man was brought to the facility in an unconscious condition.

He died during treatment at the hospital, Rundla said.

The man probably died of cardiac arrest, he added.

According to police, Rakesh was married in February this year and was the eldest of siblings.