The stunning 3.7-inch AMOLED touchscreen display and the latest Microsoft Windows Phone 7.5 Mango provide a fantastic user experience on the Nokia Lumia 800. This move from Symbian to WP7 has allowed for some great functionality and improved usability as well as new apps including Nokia Drive which is the first voice-guided turn-b-turn navigation on a windows phone. The 1.4GHz processor ensures everything runs smoothly and HSDPA. Wi-Fi, Bluetooth and GPS provide a great choice of connectivity options. The camera has a resolution of 8-megapixels and autofocus, LED flash and photo editing software will ensure great results and the camera can capture HD video clips too. Other features include 16GB of internal memory, 25GB data allowance on Microsoft Skydrive service and Facebook and Twitter integration.