The SONU Band, a wearable headband using vibrational sound therapy, offers relief for nasal congestion and allergies. FDA-approved, studies show significant symptom reduction. The device tailors sound waves based on facial geometry and includes an AI tool for real-time nasal passage analysis. Users report noticeable relief after 15-minute sessions. Priced at $299 with a 30-day trial, it aims to provide a medication-free alternative for those suffering from allergies. Availability is currently limited to the US.