2-port expansion module for KX-TVA50.
	
DPITS integration
	
This expansion card can be used with any Panasonic KX-TD, KX-TAW or KX-TDA phone system, and adds two ports to the KX-TVA50.
	
You can install one or two 502 or 503 modules in a system.
	
Photo is symbolic, not accurate.
	
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