public com.google.cloud.speech.v2.RecognitionFeatures.Builder getFeaturesBuilder() {
      bitField0_ |= 0x00000010;
      onChanged();
      return getFeaturesFieldBuilder().getBuilder();
    }
<pre>
Speech recognition features to enable.
</pre>

<code>.google.cloud.speech.v2.RecognitionFeatures features = 2;</code>
java-speech/proto-google-cloud-speech-v2/src/main/java/com/google/cloud/speech/v2/RecognitionConfig.java