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Wireless operators race to offer ‘push-to-talk’

Chinmei Sung, DigiTimes.com, Taipei 0

The news that Verizon Wireless, the largest mobile operator in the US, will roll out push-to-talk (PTT) services on August 18 was perhaps one of the biggest buzzes in the telecom industry in recent weeks. Not only does Verizon’s decision to foray...

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