![Digium 1A8B04F 4 FXS 4 FXO PCI Express Card w/Echo Cancellation Digium 1A8B04F 4 FXS 4 FXO PCI Express Card w/Echo Cancellation](https://cdn11.bigcommerce.com/s-u3uxlvxq3h/images/stencil/400x400/products/1302/18739/1A8B04F-2__00060.1584423322.jpg?c=1)
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The A8B-series PCI cards from Digium are capable of supporting up to eight analog connections. This PCI card, 1A8B00F, is a base card that can be used with two quad-port modules or four single-port modules. The Digium 1A8B00F PCI card can interface analog systems with VoIP services, or analog lines to an Asterisk system.