Season 2 class 219 - Convert Text to Voice

TextToSpeech textToSpeech;

textToSpeech = new TextToSpeech(MainActivity.this, new TextToSpeech.OnInitListener() {

    @Override
    public void onInit(int status) {

    }
});

btn.setOnClickListener(new View.OnClickListener() {
    @Override
    public void onClick(View v) {
        textToSpeech.speak("kawsar alam linkon", TextToSpeech.QUEUE_ADD, null, null);
    }
});