iPhone 4 16GB Willing to Swap For a Samsung Galaxy S3 Plus Cash on Top .

Hi i have a black iphone 4 unlocked to all networks , its boxed and everything is in mint condtion im willing to swap this phone for the samsung galaxy s3 in any color but has to be in mint condtion it can also be locked to tmobile as thats what im on. Or you can have my iphone for 270.00 no time wasters please. Terry 07983771161