Digital Telephony Cards

The Most Reliable and Flexible
Digital Telephony Cards on the Market

Sangoma’s award winning T1/E1/BRI digital telephony cards are powering the world’s leading phone system, IVR, and call-center applications. Renown for their premium quality and dependability, Sangoma’s T1/E1/BRI digital telephony cards are also the most flexible on the market, with superior compatibility in most commercially available servers and motherboards. They are the number one choice amongst Asterisk, FreePBX, and  PBXact  phone systems, as well as voice API integrators with a wide range of protocol support including PRI, BRI, and CAS MFCR2 protocols.

Superior Scalability

Choose from 1,2,4,8 ports of E1, T1, J1, optimized for voice applications. That allows up to 240 simultaneous voice calls all on a single PCI/PCIexpress interface slot. On-board industrial grade echo cancellation is available on mostly digital telephony cards, offering superior audio quality along with reduced CPU usage to ensure optimized system performance.

T1/E1 (PRI) Digital Cards

TE100 Series - Single Span

Add one (1) PRI of crystal clear digital calls to your Asterisk or FreePBX phone system with a Sangoma single span digital telephony card. That’s up to 24 (1 T1) or 30 (2 E1) calls.

Available in PCI or PCI Express form factor, the single span cards use state of the art technology for unsurpassed call quality and system compatibility.

TE235 Series - Dual Span

Add up to two (2) PRIs of crystal clear digital calls to your Asterisk or  FreePBX phone system with a Sangoma dual span digital telephony card. That’s up to 48 (2 T1) or 60 (2 E1) calls.

The dual span card is available in either PCI or PCI Express and optional hardware echo cancellation module for unsurpassed call quality and system compatibility.

TE435 Series - Quad Span

A Sangoma quad span telephony card gives you up to four (4) PRIs of crystal clear digital calls for your Asterisk or  FreePBX phone system. That’s a total of 96 (4 T1) or 120 (4 E1) concurrent calls.

The quad span card is available in either PCI or PCI Express and optional hardware echo cancellation module for unsurpassed call quality and system compatibility.

TE820 Series - Octal Span

The TE820 is Sangoma’s highest density digital telephony card with up to 8 PRIs of crystal clear calls for your Asterisk or FreePBX phone system. That adds up to 192 (8 T1) or 240 (8 E1) calls on a single slot.

The TE820 gives you the power to build large-scale voice applications that require high-performance, cost effective digital connectivity. The octal span card is available in either PCI or PCI Express and optional hardware echo cancellation module for unsurpassed call quality and system compatibility.

Euro ISDN BRI Digital Cards

B23X Series

Built exclusively for the European market, Sangoma’s Euro ISDN BRI cards add up to four connections (4 concurrent calls) to your Asterisk or FreePBX phone system. Each of the ports can be independently configured for TE or NT mode, making the cards a flexible, cost effective means of adding BRI service to your voice solution.

B43X Series

Built exclusively for the European market, Sangoma’s Euro ISDN BRI cards add up to four connections (8 concurrent calls) to your Asterisk or FreePBX phone system. Each of the ports can be independently configured for TE or NT mode, making the cards a flexible, cost effective means of adding BRI service to your voice solution.

If you are looking for an all-in-one solution, our line of Sangoma VoIP Gateway appliances provide you with digital to VoIP connectivity

Sangoma Digital Telephony Cards are Best for:

PSTN Trunking

Use inside a server of your choice, powered by Linux, to create a SIP-TDM Gateway to allow your IP-based phone system to route calls to traditional PSTN.

SIP Trunking

Use inside a server of your choice, powered by Linux, to create a SIP-TDM Gateway with your legacy TDM based phone system to replace expensive connections like PRI (T1/E1) with SIP trunking to allow reduced call costs, reduced line rental, and bring extra flexibility and disaster recovery.

Contact Center Solution

Pair any of our T1/E1 cards with your favorite contact center software to create a voice gateway for high volume inbound/outbound calls.

High Density IVR

Combine Sangoma octal port cards to achieve high density calling to create large scale IVR solutions.

Call Tapping

Monitor and record telephone conversations for lawful call interception.

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