Digium’s super-reliable digital circuit cards are used for connecting Asterisk-based communication systems to T1, J1, E1, and ISDN-BRI interfaces. Digium offers a variety of single and multi-span cards to give users flexibility of communication. Users can add concurrent digital calls to simultaneously to their Asterisk communication systems with the help of these digital line telephony gateway cards.
Digium PRI cards offer the best call quality without compromising with the system compatibility. Moreover, an optional support for echo cancellation in these units makes it a preferable gateway over other PRI cards. Digium PRI cards also give users the accessibility to develop large-scale applications based on Asterisk which need the use of high-end digital connectivity while maintaining the costs as low as possible.