@java.lang.Override
  public com.google.cloud.speech.v1p1beta1.RecognitionMetadata.MicrophoneDistance
      getMicrophoneDistance() {
    com.google.cloud.speech.v1p1beta1.RecognitionMetadata.MicrophoneDistance result =
        com.google.cloud.speech.v1p1beta1.RecognitionMetadata.MicrophoneDistance.forNumber(
            microphoneDistance_);
    return result == null
        ? com.google.cloud.speech.v1p1beta1.RecognitionMetadata.MicrophoneDistance.UNRECOGNIZED
        : result;
  }
<pre>
The audio type that most closely describes the audio being recognized.
</pre>

<code>
.google.cloud.speech.v1p1beta1.RecognitionMetadata.MicrophoneDistance microphone_distance = 4;
</code>

@return The microphoneDistance.
java-speech/proto-google-cloud-speech-v1p1beta1/src/main/java/com/google/cloud/speech/v1p1beta1/RecognitionMetadata.java