You are here: Home > VoIP Cards > Digium Cards > Digium A4 Cards
Digium Authorized Reseller

Digium A4 Cards

Digium A4-series PCI and PCI Express cards can support up to four connections. These scalable cards are modular, meaning they can be expanded via modules to support more connections. All of the Digium A4 cards feature a 5-year warranty.

Sort By:
Page of 1