Drift into deeper sleep, all wrapped in the sound you love. Invisible comfort and audible calm. This slim, lightweight disc fits comfortably under or beside your pillow, without any pressure or discomfort. It is designed to deliver high-resolution, full-range audio that recreates the sounds of soft rain, gentle waves, birdsong, or music from your playlist without harsh highs, making it ideal for sensitive sleepers. The best part is that you can simply pair it with your smartphone or any smart device, and the Bluetooth and TF card support let you play music or your favourite podcast. Your kids, too, can listen to their favourite nighttime stories or lullabies without disturbing your partner when you are in a shared space. Moreover, it has low power consumption and non-intrusive sound, reducing ear fatigue compared with earbuds or headphones. Take power naps and beauty sleep anywhere you want with DreamDisc Ultrasonic Sleep Aid Under-Pillow Speaker. Its rechargeable battery, compact size, and quiet performance make it ideal for adults and kids, for home and dream destinations. DETAILS: Ultra-thin and pillow-safe design. Cool Cotton cover for comfort. Sleep-optimized relaxing sound. Wireless freedom. Safe, low-radiation listening. Portable sleep companion for adults and kids. It is available in various colors.