Iphone 4 16gb Locked on O2 ?

Here I have Iphone 4 16gb locked on O2 network. The phone is blocked in U.K. hence the price. All the functions apart from calling and texting works perfect. The phone has minor scratches on the screen. If your interested I will be happy to meet you. Serious customers only, no emails and request for paypal Ali - 07837403908