public Builder setRecordingDeviceName(java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      recordingDeviceName_ = value;
      bitField0_ |= 0x00000020;
      onChanged();
      return this;
    }
<pre>
The device used to make the recording.  Examples 'Nexus 5X' or
'Polycom SoundStation IP 6000' or 'POTS' or 'VoIP' or
'Cardioid Microphone'.
</pre>

<code>string recording_device_name = 7;</code>

@param value The recordingDeviceName to set.
@return This builder for chaining.
java-speech/proto-google-cloud-speech-v1p1beta1/src/main/java/com/google/cloud/speech/v1p1beta1/RecognitionMetadata.java