Product description Size: 25*10cm Color: gray Package content: 1*Bluetooth headband, 1*USB data cable, 1*Instruction 1. Multi-functional Bluetooth headband combining a sleep headphone, sleep mask, and sports headband in one design. The Bluetooth headband allows you to listen to music without additional headphones, helping keep hair and sweat under control. Built-in microphone enables hands-free calling. Ideal for gym, workout, running, yoga, and other outdoor activities. The eye cover is comfortable enough to wear while sleeping in various positions. 2. Long-lasting battery life with USB rechargeable design. High-quality chipset delivers clear audio and consistent sound performance. Built-in microphone and control buttons allow users to answer calls and manage playback (previous/next track) without using a phone. Designed to support uninterrupted use during rest or activity. 3. Made from soft, lightweight, and breathable fabric with a durable braided cord and mesh lining. The headband stretches comfortably to fit most head sizes and is hypoallergenic. Speakers are removable for easy cleaning—hand wash the band after removing the electronic components. Provides light-blocking coverage when used as an eye mask. 4. Features thin, low-profile speakers (0.25 inch thickness) for comfort during sleep. Delivers stereo sound quality with HD audio performance via Bluetooth technology. Easily pairs with smartphones, tablets, and other Bluetooth-enabled devices. Compatible with Android and iOS devices. 5. Designed with comfort and durability in mind, the headband uses breathable, pressure-compressing fabric to protect ears. The entire headband is washable—remove the Bluetooth module before washing. A practical choice for travel, commuting, or relaxation.