Snippet to play sound in Windows Phone via XNA Libraries

PlaySoundXNA

 static SoundEffectInstance sei;
 public async static Task PlaySound(string soundPath, bool delay = true)
        {
            Stream waveFileStream = TitleContainer.OpenStream(soundPath);
            SoundEffect se = SoundEffect.FromStream(waveFileStream);
            sei = se.CreateInstance();
            FrameworkDispatcher.Update();
            sei.Play();
            if (delay)
                await Task.Delay(se.Duration);
            sei.Dispose();
        }