Digium 1A8A01F 8 Port Modular Analog PCI 3.3/5.0V Card, No Interfaces And HW Echo Can

8 port modular analog PCI 3.3/5.0V card, no interfaces and HW Echo Can. The Digium 1A8A01F from the A8 Series is a PCI card with Echo Cancellation for 3.3/5.0V with 0-FXS/0-FXO and 8 ports. The A8A-series PCI cards from Digium are scalable to up to eight connections. Interchange FXO and FXS modules, as either two quad-port modules or up to four single-port modules. The Digium 1A8A01F PCI card is compatible with Asterisk, allowing connectivity for analog phones, or connect an analog PBX to a VoIP service. Carrier-grade echo cancellation gives this base PCI card enhanced audio.