CISCO CERT REFURB 7PORT VOICE/FAX EXP CISCO WRTY NO RETURNS EM-HDA3FXS/4FXO-RF
$528.96
Cisco 7-Port Voice/Fax Expansion Module – 3 x FXS, 4 x FXO
Description
Cisco 7-Port Voice/Fax Expansion Module – 3 x FXS, 4 x FXO
This 3-port FXS and 4-port FXO voice and fax expansion module provides on-premises FXS signaling to connect directly to a standard telephone, fax machine, or similar device and supplies ring, voltage, and dial tone. In addition, the FXO ports provide off-premises connection to the central office. FXS signaling support available includes loop-start and ground-start. There is no DID support. In addition, there is no FXO power failover support on the FXO ports. It also supports analog Centralized Automated Message Accounting (CAMA) on any port.
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