Detectives in Norwich are asking for witnesses to come forward, following a robbery in the west of the city.

The incident happened between 5pm and 5.30pm on April 2, in the grassed area between Dereham Road and Darrell Place.

The victim, an 18-year-old man, was walking in the area listening to his ipod when he was approached by a group of males and females.

Two of the males demanded property from the victim before hitting him on the back and stealing his ipod.

The group then ran off in the direction of Clarkson Road.

The victim was not injured as a result of the incident but left shaken.

One of the males is described as white, about 5ft 4, of small build with fair hair and a round nose. He was wearing a light blue beanie hat and a black, white and blue sports jacket.

The second suspect is described as white, about 16-years-old, more than 6ft tall of slim build with short dark hair, and a bit of facial hair.

Anyone with information in relation to the incident should contact Det Con Carly Jermy at Norwich CID on 0845 456 4567 or call Crimestoppers anonymously on 0800 555 111.