Barcelona, Catalonia, Spain. 25th February 2019. First day at the Mobile World Congress 2019. Experiences, stands and sponsors at la Fira de Barcelona, exhibition center, Hospitalet de Llobregat . Credit: Rosmi Duaso/Alamy Live News.

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Photo credit: © fototext / Alamy / Afripics
License: Licensed
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Keywords: 2019, barcelona, circuits, communication, communications, congress, consumption, electric, electricity, energy, g5, global, gsma, mobile, mwc, networks, power, system, world