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Connections and Setup
Telephone Jack Requirements
To use this phone, the user will need either two RJ14 (two line) or four RJ11 (one line) modular jacks in order to supply this unit with 4 phone lines. The modular jacks which may look like the one shown here. If you don’t have a modular jack, call your local phone company to find out how to get one installed.
Modular telephone
line jack
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