Sony Ericcson Mix Walkman for sale .

Hi i am selling my brand new sony ericsson mix walkman. I got it for my birthday as a present but it isnt my kind of phone so im selling it so i can get the phone i want. I am looking for 50 or nearest offer as it cost most than this. It is on 02 network and comes with box,manuals,charger,headphones,2 covers that came with it.