Compared to conventional ringback tone (RBT) systems that Defne has been replacing around the world, Defne’s RingBack Tone product can be deployed in virtual environments utilizing SIP technology. As such, Defne’s RingBack Tone brings great advantages to mobile operators with remote operational process management, reduced hardware dependency, and reduced support and maintenance costs. In addition, it helps mobile operators to increase their RBT revenue with enriched features
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