Intent.ACTION_SEND Whatsapp
public void shareWithFriends(int id)
{
  Intent share = new Intent(Intent.ACTION_SEND);
  share.setType("audio/mp3");
  //share.putExtra(Intent.EXTRA_SUBJECT,"subject");
  //Uri uri = Uri.parse("android.resource://com.igs.pokemonsoundboard/" + id);
  Uri uri = Uri.parse("android.resource://com.igs.pokemonsoundboard/raw/" + R.raw.pikachump3);
  share.putExtra(Intent.EXTRA_STREAM,uri);
  //share.putExtra("sms_body","Ringtone File :");
  startActivity(Intent.createChooser(share, "Share sound"));
}

final Intent shareIntent = new Intent(android.content.Intent.ACTION_SEND);
shareIntent.setType("audio/mp3");
shareIntent.putExtra(android.content.Intent.EXTRA_STREAM, Uri.parse("file://"+path+filename));
startActivity(Intent.createChooser(shareIntent, getString(R.string.share_sound)));

share.setType("audio/mpeg3")