Samsung Galaxy S2 White Boxed Unlocked New Nfc Enabled Edition Swap Iphone 4s +

for sale i have my samsung galaxy s2 white 16gb Nfc enabled edition. Its white and silver and new. Phone is new boxed and unlocked to any network. 300 or i would swap for an iphone 4s on o2 mint condition?? NO PAYPAL NO SHIPPING SO PLEASE DONT MAIL OR TEXT