Description:
4 port modular analog PCI-Express x1 card with 4 Trunk interfaces and HW Echo Can Digium 1A4B03F supports up to four analog FXO and FXS analog. This modular PCI Express card includes four FXO modules and built-in echo cancellation. Plug in this card and leverage an analog system with a VoIP system. Digium 1A4B03F is compatible with Asterisk.
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