title: sox - how to create mp3 file with bit rate 16kbps
body: <p>Currently the command used is </p>
  
  <pre><code>    `sox input.wav -G -t mp3 -r 16k test.mp3`
  </code></pre>
  
  <p>But this is creating a file with bit rate 24.0 kbps.</p>
  
  <p>How to make the bit rate of the out put file to 16.0 kbps?</p>