I've created a few sounds for use in my game. I can play them at certain events without issue:
// create sounds
CFBundleRef mainBundle;
mainBundle = CFBundleGetMainBundle();
_soundFileShake = CFBundleCopyResourceURL(mainBundle, CFSTR("shake"), CFSTR("wav"), NULL);
AudioServicesCreateSystemSoundID(_soundFileShake, &_soundIdShake);
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