Wyndham Crime Investigation Unit detectives are investigating an armed robbery in Tarneit on Monday (28 December).
Investigators have been told a man was selling items on a social media platform from his home on Moorookyle Avenue.
Two men arrived at the victims address just after 7pm after replying to the victims advertisement.
Once inside the address, the two men produced knives and made demands for the victim to hand over the goods.
The offenders fled the address with the stolen items.
The victim received a minor injury to his finger and the matter is being investigated.
Police are urging anyone with information to contact Crime Stoppers on 1800 333 000 or make a report at www.crimestoppersvic.com.au.