4 Port FXS module for use with PBX Appliance 745. Each PBX 745 can support 2 of the 4 port FXO or FXS modules.


PBX 745 4 Port FXS Module
4 Port FXS module for use with PBX Appliance 745. Each PBX 745 can support 2 of the 4 port FXO or FXS modules.
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