The device is stylish and compact. It utilizes a version of Windows for mobile devices that does many things Windows does including crashing, losing data, locking up, etc. That is the problem; good functionality but quirky and unreliable. My phone will spontaneously reject calls without warning, dial people on the contact list spontaneously while sitting on my desk, fail to end calls when the "end" button is pressed causing incurring charges, spontaneously go to mute in the middle of a conversation...