avaudio = [[AVAudioPlayer alloc] initWithData:data error:&error];
// avaudio = [[AVAudioPlayer alloc] initWithContentsOfURL:[NSURL URLWithString:cellView.path] error:nil];
UInt32 doChangeDefaultRoute = 1;
AudioSessionSetProperty (kAudioSessionProperty_OverrideCategoryDefaultToSpeaker, sizeof (doChangeDefaultRoute), &doChangeDefaultRoute);