For those, AT&T customer out there, waiting to Tango update for Lumia 900 smartphone are in luck. AT&T and Nokia announced recently that Nokia Lumia 900 Windows Phone 7.5 Refresh update will be rolling out soon.

The new Nokia Lumia 900 Tango update will add some new features to the phone including flip-to-silence, as we reported recently. The feature enables you to silence your phone by simply setting it down on its screen side.

The new upgrade will also be bringing new camera features, alongside DLNA streaming, a usage tracking counter, and contact sharing.

The word in street has that the new update will be Windows Phone 7.8, though AT&T didn’t reveal the same. Head over to the AT&T for more information on the matter.

Are you happy now AT&T Nokia Lumia 900 owners?