Telephony Cards

Digital Telephony Cards

Sangoma’s award winning E1 and T1 Digital telephony cards are powering the world’s leading PBX, IVR and call-center applications.
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Digium Analog Telephony Cards

Analog telephony cards are used to transform your traditional telephony equipment by adding a user interface.
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Digium Digital Telephony Cards

Digium’s super-reliable digital line cards connect Asterisk-based communication systems to T1, E1, J1 and ISDN-BRI interfaces.
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Digium Hybrid Telephony Cards

Digium hybrid cards have both ISDN and analog support in a single card.
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Digium Voice Compression Card

Digium’s voice compression cards enhance the capabilities of Asterisk in VoIP and Hybrid Environments by lowering both the bandwidth used by a factor of 8 and, through an efficient voice compression card, also CPU usage.
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Analog Telephony Cards

Sangoma’s award winning analog telephony cards are renown for their premium quality and dependability and are powering the world’s SMBs and SOHO businesses who still rely on analog telephone lines for primary access to the PSTN.
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