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


state is a read-only property that gives the state of the connection.


var dataState  =;
var voiceState = navigator.mozMobileConnection.voice.state;


Return a string.

Possible values are:

  • notSearching
  • searching
  • denied
  • registered

This property can also be null if the state is unknown.


Not part of any specification.

See also

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 Contributors to this page: chrisdavidmills, teoli, MHasan, kscarfone, Sheppy, Jeremie
 Last updated by: chrisdavidmills,