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What is a Wi-Fi range extender and how do I know if I need one?

Setup/Connectivity

What is a Wi-Fi range extender and how do I know if I need one?

Last updated on 30 Jan, 2026

A Wi-Fi range extender, sometimes called a repeater, boosts the signal of your home Wi-Fi network so your Phyn device can connect reliably and stay connected.

A Wi-Fi range extender contains two wireless radios:

  • One radio receives the signal from your existing Wi-Fi router

  • The second radio rebroadcasts a stronger signal toward areas with weak coverage

For best performance, a Wi-Fi range extender should be installed roughly halfway between your Phyn device and your Wi-Fi router.

How do I know if I need a Wi-Fi range extender?

You can check your Phyn device’s signal strength directly in the Phyn app.

  1. Launch the Phyn app.

  2. Tap the Menu icon in the upper left corner.

  3. Tap Settings.

  4. Tap Device > Signal Strength.

Your signal strength will appear as one of the following:

  • Excellent

  • Good

  • Poor

Tap Signal Strength to view the exact signal value (measured in dBm):

  • Excellent: -20 dBm to -50 dBm

  • Good: -51 dBm to -70 dBm

  • Poor: -71 dBm or higher

If your signal strength is consistently Excellent or Good, you do not need a Wi-Fi range extender.

If your signal strength is Poor, or frequently fluctuates between Good and Poor, a Wi-Fi range extender is recommended. A stable Wi-Fi connection is important to ensure your Phyn device can upload sensor data reliably and in a timely manner.

Choosing and setting up a Wi-Fi range extender

  • Good quality Wi-Fi range extenders are widely available at low cost

  • When setting up a range extender, do not use the same SSID (network name) as your main router

  • Use a distinct name such as MyNetwork-EXT so the extender is easy to identify

Important note for mesh Wi-Fi networks

  • If you use a mesh Wi-Fi system (such as Netgear Orbi or similar), a traditional Wi-Fi range extender is not recommended

  • Instead, add compatible mesh nodes designed specifically for your mesh system brand

This approach will provide better performance and stability for your Phyn device.

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