Powerline IV Computer Telephony Card for Voice Mail and Call Processing

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Dialogic D/4PCIUFW
D4PCIUFW Telephony Card

The Dialogic D/4PCIUFW ( D4PCIUFW ) is Dialogic's latest 4 port computer telephony card. The D/4PCIUFW operates with IBM compatible Pentium and Xeon-based computers. Drivers are available for both Windows and Linux. The D/4PCIUFW's Line Interface Unit (LIU) is a sophisticated analog loop interface, and the first capacitively-coupled interface card (transformerless). It offers exceptional signal clarity and trans-hybrid rejection. The D4PICUFW supports multiple line and multiple board recording and playback and expertly analyzes call progress and pulse-dial signals.

Dialogic D/4PCIUF Features

  • Four ports per board, up to 64 ports per system
  • Embedded general purpose Intel processor and high-performance Motorola 56001 digital signal processor
  • Digital speech recording and playback
  • ISA and PCI interface
  • Touch-tone and pulse recognition and transmission
  • Variable speech compression
  • Automatic real-time call progress monitoring
  • Loop-start line interface
  • Standard RJ-14 telephone interface
  • Universal PCI edge-connector for compatibility with 3.3 V and 5.0 V bus signals enables deployment in a wide variety of PCI chassis from popular manufacturers
  • Supports G.726 bit exact and GSM coders, letting developers implement unified messaging applications that meet VPIM standards
  • Superior voice quality through enhanced telephone circuitry and automatic gain control (AGC)


  • Voice Mail Systems
  • Auto Dialer Systems
  • Alarm Systems
  • Automated Call Distribution
  • DID Analysis
  • Automated Call Transfer and Paging
  • Inbound and Outbound Telemarketing Applications
  • Sales and Transaction Processing
  • Interactive Voice Response (IVR)
  • Caller Identification
  • Fax-Back and Fax broadcasting Applications

Dialogic D/4PCIUFW Hardware Requirements:

The D/4PCIUFW requires an IBM compatible Pentium class computer and PowerVoice voice processing software and Windows XP or 2000 Professional.

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