Digium 1A4A04F

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4 port modular analog PCI 3.3/5.0V card with 2 Station and 2 Trunk interfaces and HW Echo Can The echo cancellation technology increases voice quality. All of the A4-series PCI cards are compatible with Asterisk. The 1A4A04F from the A4 Series is a PCI card with EC for 3.3/5.0V with 2-FXS/2-FXO and 4 ports. Digium 1A4A04F PCI card features two FXO modules and two FXS modules. This PCI card is scalable to four modules and includes echo cancellation. The 1A4A04F PCI card's modules are interchangeable with available FXO and FXO modules to create a PCI card that matches your system's requirements.


Features and Functions

  • One (1) - four (4) analog ports
  • PCI or PCI Express bus architectures
  • Combine line (FXO) and station (FXS) modules
  • Accepts up to four (4) single-port modules
  • Optional DSP -based carrier grade echo cancellation module
  • 32-bit 33MHz
  • Loop Start or Kewl Start Signaling
  • Temperature: 0° to 50° C
  • Digium patented VoiceBus™ technology for better audio
  • 5-year warranty
  • With Asterisk - DAHDI 2.7 or later required
  • With Switchvox - Switchvox 5.8.1 or later required