T-Mobile USA is introducing T-Mobile Wi-Fi Calling for Business, a new enterprise solution that allows business customers and their employees to make unlimited nationwide calls over Wi-Fi for 10 bucks per month. The UMA-based dual-mode offer works at any T-Mobile HotSpot or any “open” Wi-Fi hotspot. Calls will seamlessly transfer onto T-Mobile’s cellular network when outside the hotspot range.Businesses with ... (209 words)

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