Welcome to the store! 1. Open Ear Design: The new type of headphones using bone conduction technology differs from others, using the cheekbone to spread sound waves. Designed to be slim, lightweight, and comfortable for all-day, everyday use. 2. Durable and Sweatproof: IPX5 rated waterproof, resistant to sweat, dust, and moisture, it's the perfect workout companion for sports, fitness, or running enthusiasts. 3. Wireless: These headphones are designed with Bluetooth-compatible V5.3 technology, providing you with stable and clear sound, you can easily enjoy excellent music. 4. Noise-Canceling & Low Latency: Sound transmission does not go through the eardrum, reducing damage to the eardrum. The open headphones allow you to hear what's happening around you, safer for cycling, running, and driving than traditional noise-canceling devices. 5. Comfortable to Wear: You don't need to put the headphones in the ear canal, even if you listen to music all day, your ears won't feel sore. An excellent choice for music lovers. Specification Material: Titanium alloy Color: Black, Red, Blue, Green Size: 11cm Weight: 15g Model: BL09 Bluetooth-compatible version: 5.3 Battery capacity: 180 mAH Usage time: 15 hours Waterproof: IPX5 Transmission distance: about 10m Packaging by: Box Package Includes: 1× Bone Conduction Headphones 1× Bone Conduction Headphones