PRI 4 Port
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Sangoma – 4 port PRI
$1,660.00Sangoma Four-Span T1/E1/J1
Buy Four Port PRI Digital Card
The Sangoma A104 board: Four spans of optimized voice and data over T1, E1, and J1 lines. This 4 port PRI Digital card supports up to 120 voice calls or 8.192 Mbps of full–duplex data throughput over four T1, E1, or J1 lines.
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Sangoma – 4 Port PRI Echo
$2,560.00Sangoma Four-Span T1/E1/J1
Buy 4 Port PRI Card with Echo Canceller
The Sangoma A104 board: Four spans of optimized voice and data over T1, E1, and J1 lines. This 4 port PRI Digital card supports up to 120 voice calls or 8.192 Mbps of full–duplex data throughput over four T1, E1, or J1 lines. The 4 port pri digital card is equipped with world class DSP hardware to achieve carrier-grade Echo Cancellation and Voice Quality Enhancement functions for your telephone systems.
Optional DSP Hardware Echo Canceller Daughterboard G.168–2002 echo cancellation in hardware 1024 taps/128 ms tail per channel on all channel densities DTMF decoding and tone recognition Voice quality enhancement: music protection, acoustic echo control, and adaptive noise reduction Does not increase the physical size of the board, and no additional slot is required Learn More... -
Digium – 4 Port PRI
$1,760.00Digium 4 PORT Digital PRI Cards
Quad Span
Digium's quad span digital interface cards support 96 (T1 / J1) or 120 (E1) connections to PSTN trunks over four spans (digital circuits). Built exclusively for use with Asterisk and Asterisk-based communications systems, the quad span digital cards provide the best value in digital connectivity.
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Quad span digital cards are available in PCI and PCI-Express form factor. Digium cards are compatible with all versions of Asterisk using the DAHDi driver framework. -
Digium – 4 port PRI Echo
$2,660.00Digium 4 PORT Digital PRI Cards
Quad Span – Echo cancellation
Digium's quad span digital interface cards support 96 (T1 / J1) or 120 (E1) connections to PSTN trunks over four spans (digital circuits). Built exclusively for use with Asterisk and Asterisk-based communications systems, the quad span digital cards provide the best value in digital connectivity.
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Quad span digital cards are available in PCI and PCI-Express form factor. All quad span models be combined with Digium's VPMOCT128 echo cancellation module to provide echo cancellation across all channels. Digium cards are compatible with all versions of Asterisk using the DAHDi driver framework. -
*ast – 4 Port PRI
$960.004 Port PRI Card from *astTECS
*astTECS offers *ast 4 PRI, the four port digital PRI card at the market competitive rate. The *ast 4 PRI card is capable to support up to 30 voice calls per span, full-duplex data throughput. The card can be used to create powerful PBX system with Asterisk – the open source platform.
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To further improve the output, we need to add the 128ms Hardware based Echo Cancellation Module and reach the highest standard in voice quality on the market.
