Cellular and Wi-Fi Team Up
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Watch this video about WiFi phone calls on HowStuffWorks. T-Mobile has come up with a new way to make cell phone towers obsolete and to make dropped calls a thing of the past. See how Voice Over... (more info)

Watch this video about WiFi phone calls on HowStuffWorks. T-Mobile has come up with a new way to make cell phone towers obsolete and to make dropped calls a thing of the past. See how Voice Over Internet Protocol (VoIP) works in this video from Podtech.

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