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Panasonic KX-TD180 4 CO Expansion Card
Four circuit CO Card will add 4 extra loop start CO Lines to the Panasonic KX-TD1232 and Panasonic KX-TD816 systems.
*Note a maximum of 1 Card Per KX-TD816 or KX-TD1232 Phone System KSU.
*Note a maximum of 1 Card Per KX-TD816 or KX-TD1232 Phone System KSU.