This is a Dual FXO module, it supports dual(2) FXO channels .

It can work with X1600P/AX1600P/ZA16P card .

The FXO module FXO-200 allows the Asterisk card X1600P card to terminate analog telephone lines (POTS). Because of the modular design, a user can activate additional ports at any time with more FXS or FXO daughter cards. 
The FXO module passes all the call features any standard analog telephone line will support.

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