Great as a spare phone for runners and cyclists or to take with you on a night out. Load your music on , make calls, take pictures. The iPhone 4 unfortunately will no longer operate Whatsapp.
The Apple iPhone 4 features a 3.5 Inch Display, 512MB RAM, 16GB memory and has a 1420mAh battery. You get a 5MP Rear camera and VGA Selfie Camera. OPerating on iOS 4, the Apple iPhone 4 is upgradeable to iOS 7.1.2.