■ Product Bone conduction earphones Bluetooth 5.3 wireless with built-in microphone - * Please purchase if you don't mind as it is stored at home. * There is a dent in the outer box. Please refer to p4. ■ Product Specifications Lightweight black bone conduction earphones, open-air type for comfortable wearing. - Type: Bone conduction earphones - Color: Black - Connection method: Wireless - Design: Open-air type - Features: Lightweight design ■ Product Description 【Bluetooth 5.3 High Sound Quality and Stable Connection】 These bone conduction earphones are equipped with Bluetooth 5.3 technology, achieving a faster and more stable connection than conventional Bluetooth earphones. With a smooth and fast transmission speed, you can quickly connect to your device. During use, it offers low latency and high sound quality, providing clear calls and a high-quality music experience. 【Comfortable Wireless Earphones with Bone Conduction Technology】 Unlike regular Bluetooth earphones, the sound waves of bone conduction headsets are transmitted directly to the inner ear through bone tissue, allowing you to hear ambient sounds at the same time without blocking your ears. Therefore, you can increase safety when using them on buses, subways, or while walking on the road. The design does not block the ears, avoiding the discomfort caused by long periods of ear blockage, and is relatively comfortable even when worn for long periods. The wireless earphone body is light and fits well, making it less tiring even after long use. 【8 Hours of Continuous Use】 Compared to similar earphones, the earphone body of this product has a built-in high-performance lithium battery, and once fully charged, the continuous playback time reaches a maximum of 8 hours. Whether it's a long trip, a long call with family and friends, or long hours of music playback, you can easily handle it. Recommended for those who find frequent charging troublesome. 【Waterproof Function & Ultra-Lightweight】 These Bluetooth earphones have an IPX5 level waterproof function, allowing you to use them comfortably even in the rain or in environments where you sweat a lot. The Bluetooth earphones weigh only 25g, and you hardly feel any foreign object sensation. And soft and elastic materials are used, making it feel very light even when worn on the head. It is very comfortable even when worn for long periods.