eufy Security Video Doorbell E340 (Battery Powered) With HomeBase S380 (HomeBase 3),  Dual Cameras with Delivery Guard, 2K Full HD and Color Night Vision, No Monthly Fee
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    2 Port POTS Telephones Over Fiber Optic Extender, PCM Landline Phone to Fiber Converters, Optical ST Singlemode 20Km,Support Called id, Ring and Fax

    • Extend POTS Telephones and Network signal by fiber: 2 Independent POTS telephone lines and 1 10/100 Mbit/s Ethernet port over same fiber optic cable to remote end
    • Suitable for Both Fiber Types (Single-mode and multimode). Single-mode fiber distance up to 20 km(12.4 miles), Multimode fiber distance up to 500m(0.31 miles)
    • Uncompressed and No Delay Transmission and Protocol Support, High fidelity speech. Support Called id, Ring and Fax function
    • Professional High Quality and Excellent performance, Voice quality is clear and stable. Widely used in government units, electric power, public security, military, civil aviation, maritime, mining, highway and other college networks or public networks.
    • LEDs for power supply and optical fiber link, data status indication can monitor the operating status of the system
    • Plug and play,No need to set up
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    Extend POTS Telephones and Network signal by fiber: 2 Independent POTS telephone lines and 1 10/100 Mbit/s Ethernet port over same fiber optic cable to remote end
    Suitable for Both Fiber Types (Single-mode and multimode). Single-mode fiber distance up to 20 km(12.4 miles), Multimode fiber distance up to 500m(0.31 miles)
    Uncompressed and No Delay Transmission and Protocol Support, High fidelity speech. Support Called id, Ring and Fax function
    Professional High Quality and Excellent performance, Voice quality is clear and stable. Widely used in government units, electric power, public security, military, civil aviation, maritime, mining, highway and other college networks or public networks.
    LEDs for power supply and optical fiber link, data status indication can monitor the operating status of the system
    Plug and play,No need to set up

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