Apple iPhone 4 - 16GB - Black Unlocked Smartphone ?

This sale is for an Apple iPhone 4 16GB Black, which is in good condition. It has only been used with a screen protector and within a protective full body case. The phone is unlocked (by O2) and is boxed with charger and usb sync cable. The iPhone is running the latest version of the firmware iOS 5.1. Wear and tear marks to chrome edging from being in the case and also slight marks on the rear casing. Screen in excellent condition. Apple 16GB iPhone 4 USB Cable Wall Charger