Digium PRI Card
Digium PRI (Primary Rate Interface) cards are hardware devices used in telecommunication systems to connect to the Public Switched Telephone Network (PSTN) via the ISDN (Integrated Services Digital Network) protocol. It is designed to be compatible with a variety of computer systems and operating systems, such as Linux and Windows, and can support multiple voice channels for simultaneous voice communication.
Digium Dual Span PRI Card
Digium offers yet another great device – a dual-span digital card that supports 48 (T1 / J1) or 60 (E1) connection ports to join them with the PSTN trunks with the help of 2 spans or digital circuits.
Digium Octal Span PRI Card
The Digium Octal Span digital card is specially designed to maintain high density while also ensuring cost-effectiveness, high performance, and digital connectivity.
Digium Quad Span PRI Card
Digium's quad span digital interface cards connect 96 (T1 / J1) or 120 (E1) PSTN lines via four digital circuits.
Digium Single Span PRI Card
The single-span digital card configuration makes use of cutting-edge advancements to feature T1/E1/PRI situations that necessitate a superior, cost-effective telecommunication interface card.
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