IP phones with VoIP technology are outstanding in international usage.

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Size: 6000px × 4000px
Photo credit: © Panumas Nikhomkhai / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: background, blue, business, cable, call, communication, computer, conference, device, digital, display, equipment, exchange, internet, ip, keypad, lcd, modern, office, pbx, phone, receiver, screen, service, speaker, technology, telephone, voice, voip