Technology • Technology • HeadCall system      
  Products • products map • personal gateway • PDA smart phone headcall mobile • enterprise gateway type I • voice on demand
    • netphone set • voice message box • headcall software phone (softphone) • enterprise gateway type II • telecom gateway
        • headcall soft switch • headcall conference control • USB phone set
  Solutions • IP call center • comparison to cisco • mixed IP-PSTN with simple call reception • mixed IP-PSTN call center • mixed IP-PSTN with call center
      • simple call reception • applied to group enterprise future edition • applied to group enterprise • comparison to vonage and skype

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November 19, 2008, 23:06:27
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