title: How to record audio as mp3 file by using AvAudiorecorder in iOS
body: <p>How to record audio as an mp3 file by using AvAudiorecorder?.I m using the following code for the recorder setting</p>
  <pre><code>recordSetting =  [NSDictionary dictionaryWithObjectsAndKeys:
                    [NSNumber numberWithInt:AVAudioQualityMin],AVEncoderAudioQualityKey,
                    [NSNumber numberWithInt:16], 
                     AVEncoderBitRateKey,
                     [NSNumber numberWithInt: 2], 
                     AVNumberOfChannelsKey,
                     [NSNumber numberWithFloat:44100.0], 
                     AVSampleRateKey,nil];
  </code></pre>