Swimming Headphone Open-Ear Bone Conduction IP68 Waterproof Swimming Headphone: This bone conduction headphone is specifically engineered for swimmers, surfers, and water sports enthusiasts. It features an IP68 waterproof rating, indicating exceptional water resistance. Please note that Bluetooth connectivity is not supported underwater; users should switch to MP3 mode for seamless performance. Dual-mode Bluetooth & MP3 Mode: Equipped with the latest Bluetooth 5.4 technology, these swimming headphones offer a stable and rapid connection. They include a 32GB built-in MP3 storage device capable of storing up to 5000-7000 songs. The dual-mode functionality ensures uninterrupted entertainment both above and below the water surface. Long Battery Life & Magnetic Charging: A 2.5-hour charge provides up to 8 hours of continuous audio playback, meeting daily usage requirements. The included magnetic charging cable allows for easy connection to a computer for charging or downloading preferred songs. Excellent Sound Quality & Comfortable Design: These swimming headphones deliver superior sound quality while maintaining comfort during extended wear. The open-ear design eliminates the need for insertion into the ear canal, ensuring all-day comfort.the construction Also enables users to remain aware of their surroundings, thereby enhancing safety. UPC 768795845175 Color Khaki Impedance 32 Ohms Brand Name Opinta Model Name NOS 08W Item Weight 18.14 g Manufacturer Opinta Model Number NOS 08W BuiltIn Media Blu-ray Noise Control None Wireless Technology Bluetooth Warranty Description 1 Year Age Range Description Adult Connectivity Technology Wireless Headphones Ear Placement Open Ear Headphone Folding Features Over Ear