Panasonic KX-TCD530SLM

6.13.2. Storing the Area Code(s) and Relate the Carrier Code(s)
Store the area code(s) for which the chosen carrier (telephone company) service charge rates
are lower than the original carrier (telephone company) service. Up to 25 area codes can be
stored. And you must relate the carrier code(s) that chosen lower costing.
7. DISPLAY
7.1. Display Icons
7.1.1. Base Unit
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