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Our 15’ Modular Dual Jack Extension Cord helps you extend the length of your telephone line upto 15 feet. That’s not all! It can connect 2 telecom devices to a wall jack.
Note: Most homes are wired for 1 or 2-line service. For 3 lines, the home or office must be wired with 6 conductors or 8 conductors for 4 lines.