8x8 Inc. (EGHT) has upgraded its VoIP network to support an industry standard wideband audio codec to enable HD calling for business phone service subscribers. 8x8's new HD business voice feature delivers significantly enhanced audio fidelity to users of its 6753i, 6755i and 6757i IP (Internet Protocol) phones. Subscribers using these telephones can now enjoy a more "in-person" conversation and richer ... (233 words)

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