1. The business mainly operates in the United States. Its core business is selling EEG brainwave headbands and a companion app, providing sleep monitoring, focus training, and AI brain coaching services. 2. In Health / Medical, it is an innovative brand in a vertical niche, with competitors including Fitbit, Whoop, and Oura Ring. 3. The brand terms used on the official website are "Muse" or "Muse EEG".