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Nov 11, 2013 8:12 PM CET
Joachim Horn, EVP and Group CTIO, took a few minutes to discuss 4G, 900 Mhz and VoLTE with Total Telecom TV at the Global Mobile Broadband Forum in London.
What are the upsides with VoLTE? How do you combine thought leadership with cost consciousness? Watch the interview to find out!