Should I use FRENZ for sleeping time only or a whole day-long?

Consider FRENZ as one of your companions for better sleep and relaxation. Since FRENZ is an AI-powered headphone, you can also use it for listening to music. That is why there is no limit on how often you should use FRENZ. We recommend that you use FRENZ frequently at least 3 nights per week for the most optimal performance of FRENZ AI and machine learning algorithms.