MozMobileConnectionInfo.signalStrength Redirect 1

« DOM Reference

This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.

This API is available on Firefox OS for certified applications only.


signalStrength is a read-only property that gives the signal strength in dBm.


var dataMCC  =;
var voiceMCC = navigator.mozMobileConnection.voice.signalStrength;


Return a number.

This property can also be null if there is no signal at all.


Not part of any specification.

See also

Document Tags and Contributors

 Last updated by: Sheppy,