In the traditional Mysore Ashtanga class the practice is done with no music as the practitioner is encouraged to turn the attention inward and listen to his or her own breathing. To be honest, when I started Mysore Ashtanga, it felt weird and also funny because all you can hear is your fellow yogis inhaling and exhaling loudly. Over the time, however, not only I got used to it, but I also realized that it helped me improve my breathing. Now I am a big fan of my silent Mysore