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Continue to ChatAdvanced Calling: Swisscom dà il via alla telefonia 4G/LTE https://www.mondo3.com/svizzera/swisscom/2015-06-10-advanced-calling-volte-fonia-4g.html
Advanced Calling: Swisscom dà il via alla telefonia 4G/LTE https://www.mondo3.com/svizzera/swisscom/2015-06-10-advanced-calling-volte-fonia-4g.html