4 port FXS
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Digium 4 Port FXS
$399.00FXS Analog Card
4 – Port Analog Telephony Card
The 4-port FXS Analog Card supports up to four (4) connections per card in the Asterisk system. The modular nature of the cards allows you to mix and match between line (FXO) and station (FXS) interfaces, giving the exact port configuration required.
Primarily, the services provided by an FXS interface to any subscriber device are: * Dial Tone * Battery Current * Ring Voltage Learn More...
FXS is the ‘Foreign eXchange Subscriber’ interface (the plug on the wall) delivers analog telephony services to your home by local phone companies through a circuit consisting of two copper wires; connected to the subscriber equipment (telephones, modems, and fax machines). -
Sangoma 4 Port FXS
$160.00Sangoma 4 Port FXS Card
Analog Voice Boards / Analog Telephony Interface boards
Sangoma 4 Port FXS is among the highest quality Analog Telephony Interface boards for connecting Asterisk ®, FreeSWITCH® and many proprietary phone systems to the PSTN. Sangoma 4 Port Analog Telephony Interface boards are also an outstanding choice for building proto-type and proof-of-concept systems. The same drivers and API’s that are used for building a system that supports two telephony calls are used for systems that can support thousands of calls. The 4 Port FXS analog voice boards deliver superior audio quality in a 2U board that expands from two to four ports using a single interface slot.
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