HTC ONE X,SWAP SAMSUNG GALAXY S ADVANCED (NEW) PLUS CASH.100 POUNDS !

I HAVE A NEARLY NEW UNMARKED SAMSUNG GALAXY ADVANCE S.IT HAS A FOUR INCH SUPER AMOLED SCREEN AND HAS ALL THE APPS INCLUDING FREE SAT NAV AND MAPS.IT COMES WITH BOX AND ALL ACCSESSARIES.I WOULD LIKE TO SWAP FOR A HTC ONE X BUT IT MUST BE IN GOOD CONDITION.I WILL ALSO PAY 100 POUNDS ON TOP.ALTHOUGH MY PHONE IS ALSO WORTH 300 POUNDS.MY NUMBER IS 07757303311.CHRIS.PS.ALSO COMES WITH SCREEN PROTECTOR AND LEATHER CASE.ect