POTS RJ11 Telephone Landline phone 4 Gigabit Ethernet over Fiber Optic Converter

Phone RJ11 port specifications 4 Independent Gigabit Ethernet Autosensing port. Suitable for Both Fiber Types (Single-mode and multimode). Single-mode (SM) fiber for a long distance up to 20 km(12.4miles), Multimode (MM) fiber for a distance up to 500m(0.31miles).

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