Iphone 4s UNLOCKED+BOX+ACCESSORIES ?

Hi, I have a Iphone 4s white for sale or swap. It is fully boxed with all accessories and it is in MINT Condition, I only used this phone for 2 months. You will get all the accessories with the phone :) I want 400for the phone or I am willing to swap it for another phone, but it must be boxed with all accessories and I might need cash on top or I might give cash on top depending on the deal, No Posting, No PayPal Cash on collection only :) mobile number is 07799063022