HTC today unveiled five new Windows Phone 7 smartphones: HTC 7 Surround, HTC 7 Mozart, HTC 7 Trophy, HTC 7 Pro and HTC HD7. This strong and diverse family of phones features Microsoft’s new Windows Phone 7 platform and embodies the stand-out design and innovation for which HTC has come to be known. Each new phone includes a variety of cutting-edge technologies and a series of unique HTC applications that can …