IPHONE 4S BLACK 16GB FOR SALE OR SWAP .

here for sale or swap is my iphone 4S 16gb on o2 in fully working order and in mint condition without a single scratch or mark on it, comes in origional box with all accessories. WOULD LIKE TO SWAP FOR A SAMSUNG GALAXY S2!!! OR WILL SELL FOR 300. ANY QUESTIONS CONTACT ME ANYTIME ON 07712590564 THANKYOU FOR LOOKING