Microsoft this week shipped its Windows Phone "Mango" update to phone makers--adding key features to the smartphone OS that Microsoft is pitting against Apple iPhone and Google Android. Check out this visual tour of seven significant new functions.
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Mango gives Windows Phone 7 native support for 4G wireless speeds. There's no confirmation, but it's rumored that one of the first vendors to introduce 4G on a WP7 smartphone will be Samsung, which currently offers the Focus on the AT&T network. AT&T offers 4G service on its Long-Term Evolution (LTE) mobile broadband network.