Iphone 4s 16gb on orange 2 days old boxed n sealed on screen. ?

Selling my iphone 4s which i recieved as birthday gift therefore it is not contract phone. As i have already got iphone 4 therefore i decided i would sell this There is alot of difference between the 2 but i jus cant b asked to transfer stuff across. Phone is like brand new but i did use it for 2 days. Its got all the stuff with it. In black. £420