Search results for 'key telephone systems'

Caudalfin Quad Span E1/T/J1 PCIe cards are high-performance, cost effective telephony cards available with carrier grade hardware echo cancellation. The cards provide the power to interconnect traditional telephony systems with emerging Voice-over IP (VoIP) technologies.
Caudalfin Quad Span E1/T/J1 digital cards are designed to work with Open Source based VoIP platforms such as Asterisk® (e.g. PBX in a Flash®, FreePBX® Elastix®) & FreeSWITCH®. It supports industry standard telephony protocol families. Both line-side, trunk-side interfaces along with advanced call features are supported.

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Caudalfin Dual Span E1/T/J1 PCI/PCIe cards are high performance, cost effective telephony cards available with carrier grade optional hardware echo cancellation. The Caudalfin Dual Span E1/T/J1 cards allows up to 48 (T1) or 60 (E1) channels and allows interconnection of legacy telephony systems with emerging Voice-over IP (VoIP) technologies.

Caudalfin Dual Span E1/T/J1 digital cards are designed to work with Open Source based VoIP platforms such as Asterisk® (e.g. PBX in a Flash®, FreePBX® Elastix®) & FreeSWITCH®. It supports industry standard telephony protocol families. Both line-side and trunk-side interfaces along with advanced call features.

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Caudalfin Single Span E1/T/J1 cards are high performance, cost effective telephony cards available with carrier grade optional hardware echo cancellation. The Caudalfin Single Span E1/T/J1 cards allows up to 24 (T1) or 30 (E1) channels and allows integration of legacy telephony systems with emerging Voice-over IP (VoIP) technologies.

Caudalfin Single Span E1/T/J1 cards are designed to work with Open Source based VoIP platforms such as Asterisk® (e.g. PBX in a Flash®, FreePBX® Elastix®) & FreeSWITCH®. It supports industry standard telephony protocol families. Both line-side and trunk-side interfaces along with advanced call features.

Technical Specifications:

Line Protocols

Dimensions:	2U rack/server mountable Tapping capable Ease of installation (no patches required)
Operating Systems	Linux Kernel: 2.4 to Latest, Windows: XP/Vista/Win7
Voice CAS, MRC/R2 PRI, SS7,HDLC / PPP
Framing Types	T1 / E1 / J1 with D4 / ESF Signaling – CAS / CCS  CRC4 / Non-CRC4
Minimum Hardware Requirement	1.6-GHz Pentium IV, 512 MB RAM,3.3V or 5V PCI-e x1 slot

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*astTECS Quad Span E1/T/J1 PCIe cards are high-performance, cost effective telephony cards available with carrier grade hardware echo cancellation. The cards provide the power to interconnect traditional telephony systems with emerging Voice-over IP (VoIP) technologies.
*astTECS Quad Span E1/T/J1 digital cards are designed to work with Open Source based VoIP platforms such as Asterisk® (e.g. PBX in a Flash®, FreePBX® Elastix®) & FreeSWITCH®. It supports industry standard telephony protocol families. Both line-side, trunk-side interfaces along with advanced call features are supported.

Learn More

*astTECS Dual Span E1/T/J1 PCI/PCIe cards are high performance, cost effective telephony cards available with carrier grade optional hardware echo cancellation. The *astTECS Dual Span E1/T/J1 cards allows up to 48 (T1) or 60 (E1) channels and allows interconnection of legacy telephony systems with emerging Voice-over IP (VoIP) technologies.

*astTECS Dual Span E1/T/J1 digital cards are designed to work with Open Source based VoIP platforms such as Asterisk® (e.g. PBX in a Flash®, FreePBX® Elastix®) & FreeSWITCH®. It supports industry standard telephony protocol families. Both line-side and trunk-side interfaces along with advanced call features.

Learn More

*astTECS Single Span E1/T/J1 cards are high performance, cost effective telephony cards available with carrier grade optional hardware echo cancellation. The *astTECS Single Span E1/T/J1 cards allows up to 24 (T1) or 30 (E1) channels and allows integration of legacy telephony systems with emerging Voice-over IP (VoIP) technologies.

*astTECS Single Span E1/T/J1 cards are designed to work with Open Source based VoIP platforms such as Asterisk® (e.g. PBX in a Flash®, FreePBX® Elastix®) & FreeSWITCH®. It supports industry standard telephony protocol families. Both line-side and trunk-side interfaces along with advanced call features.

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Extremely light-weight design, one of the lightest in the world. Stay put click stop headband for a perfect snug fit. Made of high strength engineering plastics. Highest degree of flexibility and float to ensure the best fit on all types, shapes and sizes of head. Best in class flexibility of boom mic tube ensuring perfect positioning of the boom mic on all call conditions. Compatible with all types of phones systems such as digital, IP and analog.

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- Adjustable Surgical Steel Headband - Flexible geared Bi-Metal Mic Boom - Noise cancelling Microphone - Soft leatherette ear cushions Learn More

The GXW400x FXS Series is an ideal solution for businesses looking to connect one or more lines of a traditional PBX to a VOIP phone system or provider. The GXW400x features 4 or 8-port FXS interfaces for analog telephones, dual 10M/100M network ports with integrated router, PSTN life line in case of power failure, and an RS232 serial port for administration.

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- Support for 2 SIP account profiles, caller ID for various countries/regions - Support for T.38 fax, flexible dialing plans, security protection (SIPS/TLS), and comprehensive voice codes Learn More

The GXW400x FXS Series is an ideal solution for businesses looking to connect one or more lines of a traditional PBX to a VOIP phone system or provider. The GXW400x features 4 or 8-port FXS interfaces for analog telephones, dual 10M/100M network ports with integrated router, PSTN life line in case of power failure, and an RS232 serial port for administration.

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* Support for 2 SIP account profiles, caller ID for various countries/regions * Support for T.38 fax, flexible dialing plans, security protection (SIPS/TLS), and comprehensive voice codes Learn More

Digium 8-Port Analog Telephony Cards

The A8 Series of analog cards supports up to eight (8) connections per card in your Asterisk system. Using Digium's advanced quad-port interface modules, A8 Series cards can scale from one (1) to eight (8) ports.

The modular nature of the cards allows you to mix and match between line (FXO) and station (FXS) interfaces, giving you exactly the ports you need. The A8 Series cards are available in half-length PCI and PCI Express form factors.

Digium cards are compatible with all versions of Asterisk using the DAHDI driver framework. Asterisk and DAHDI are available for free from the Asterisk.org website.

* FREE REMOTE SUPPORT (For 4 Hours)
* FREE REMOTE INSTALLATION Learn More