Sales: 1-877-344-4861 Contact Us Support Log In Why Sangoma Products & Services Learn Partners Get a Quote Digital Cards Analog Cards SD-WAN Cards Transcoding Cards Tapping Cards Dialogic Boards Card Selector Telephony Cards Home > Telephony Cards What is a Telephony Card? Sangoma’s award-winning telephony cards are trusted to power the world’s leading phone systems, IVRs, and call center applications. Renowned for their premium quality and dependability, Sangoma’s 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- and FreePBX-based phone systems, SS7, and Voice API integrators with a wide range of protocol support, including Analog, PRI, BRI, CAS MFCR2, SS7, and WAN protocols. Digital Telephony Cards Sangoma’s T1/E1 and BRI telephony cards are optimized for voice and data applications. Choose from 1,2,4,8, 6 ports of T1/E1/ for up to 480 simultaneous voice calls or 32,768 Mbps of full duplex data, or 2,4 ports of BRI for up to 8 concurrent calls. On-board echo cancellation is available on all cards offering superior audio quality as well as reduced CPU usage, optimizing system performance. Learn More Analog Telephony Cards Choose from 2-24 analog ports on a single interface slot on your server, allowing up to 24 simultaneous PSTN calls. Their modular design lets you choose between interchangeable FXS or FXO modules to create your own channel requirements. All our analog telephony cards offer optional on-board echo cancellation for superior audio quality. Learn More SD-WAN T1 Failover Cards Sangoma is the market leader in supporting reliable WAN failover solutions for large retail organizations over a T1 / E1 internet connection. Sangoma’s world-class A-series T1 / E1 telephony cards have been dominating the market sector since 1984, being installed into appliances of large vendors and OEMs, supporting some of the largest Point-of-Sale (POS) T1 WAN failover solutions. Learn More Transcoding Cards Sangoma’s voice transcoding cards are the most flexible transcoding cards on the market. They support codecs such as G.729, G.726, AMR, G.723.1, G.722, and iLBC without affecting latency or host CPU resources. All models are field upgradeable from 30 to 400 calls. Learn More Tapping Cards Collect call control information, telecom protocol information, and voice/media with the T116 passive tapping card for up to 240 voice calls using up to 16 T1, E1 or J1 spans. Learn More Dialogic Boards Dialogic Media and Interface Cards are designed for PC-based proprietary software solutions for automated telephone systems and available in digital and analog varieties. Learn More Serial Cards Sangoma datacom synchronous interface cards have been leading the market for OEMs and Integrators looking for WAN, X.25,V.35, RS422, datascope, SNA, or broadcast satellite solutions. Learn More Modules & Accessories Add-on hardware modules and accessories for analog and digital cards. Learn More Have questions? Not sure which card is right for you. Talk to a specialist and get a quote now! Contact Us Solutions All Products Business Phone Systems Cloud Services Network Connectivity Contact Us Contact Sales Customer Service Get Support Find a Partner Resources Blog Content Library Events Open Source Training Podcasts Company About Us Careers Investor Relations Policies Partners Press Releases © 2021 Sangoma All rights reserved