What does signal strength indicate?

When it comes to the quality of your Wifi connection, signal strength is key. It’s basically a measure of the power received by your application . The greater the signal strength, the more reliable and faster your Wifi will be.

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Ideal Signal Strength For higher-throughput applications like voice over IP or streaming video, -67 dBm is better, and some engineers recommend -65 dBm if you plan to support mobile devices like iPhones and Android tablets.

-80 dBm: This is an unreliable signal strength . You may be able to connect to your network, but you will not support most online activity. -90 dBm: This is a bad signal strength. You are not likely to connect to internet at this level.