Dhaka, Jan. 30 -- Police say a neighbour beat a mother and her daughter to death in Munshiganj's Sirajdikhan following an argument triggered by "loud music".

The suspect, Ali Hossain, 28, was arrested nine days after the killings late on Wednesday night at Pakhi Mor near the Gazaria-Daudkandi Bridge, police said.

At a press briefing on Friday, Munshiganj Superintendent of Police Md Minhazul Alam said the murders stemmed from irritation over loud sound from a mobile phone.

"Out of annoyance over the high volume from a mobile phone, he committed the killings. Ali Hossain regularly uses drugs and leads a vagrant life.

The bodies of Amena Begum, 32, and her 8-year-old daughter, identified only as Mariyam, were recovered on the morning of ...