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<p>Provides classes which allow applications to use Wi-Fi RTT (IEEE 802.11mc) to measure distance
    to supporting Access Points and peer devices.</p>
<p>The primary entry point to Wi-Fi RTT capabilities is the
    {@link android.net.wifi.rtt.WifiRttManager} class, which is acquired by calling
    {@link android.content.Context#getSystemService(String)
    Context.getSystemService(Context.WIFI_RTT_RANGING_SERVICE)}</p>

<p>Some APIs may require the following user permissions:</p>
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    <li