public SimplePhraseMessenger(TextToSpeech speechEngine, string phrase, int numRepeats) { this.speechEngine = speechEngine; this.phrase = phrase; this.numRepeats = numRepeats; AudioAttributes.Builder b = new AudioAttributes.Builder(); b.SetFlags(AudioFlags.LowLatency); b.SetUsage(AudioUsageKind.Alarm); b.SetContentType(AudioContentType.Speech); AudioAttributes audioAttributes = b.Build(); speechEngine.SetAudioAttributes(audioAttributes); }