This is a sport bluetooth earphones with 9d surround sound. The newly upgraded 9 core technologies and the cross-generational configuration will bring you the pleasure of new technology, intelligence and comfort, so that you have no reason to ‘reject’ it.This wireless bluetooth headset has a magnetic absorption, portable design, the magnetic absorption design of the headphone head does not wrap around for storage, and it is light and fashionable to wear and not easy to lose. The neck hanging design is better for movement. The neck hanging is preferably made of silicone material, which is skin-friendly and soothing, Q-elastic and smooth, warm and comfortable, and can be bent at will. Bio-diaphragm, three-dimensional surround subwoofer, combined with subwoofer composite diaphragm speaker, high-efficiency Bluetooth transmission efficiency, richer details and levels of experience. 280mAh large capacity, long-lasting battery life, 8 hours of listening to songs and calls, long-lasting use, short charging. Life-grade waterproof, all-round protection, no damage to the earphone even if sweating profusely, anti-stain erosion, long-lasting durability, no fear of rain.Not only the appearance, but also the works of art, the quality of ingenuity, enhance your feeling, the new appearance design, from the inside to the outside.Thanks to state-of-the-art Bluetooth technology, it delivers extraordinary sound with low latency. Experience music with exceptional accuracy and crisp clarity across the entire frequency range.Super easy, just take them out. Take them out of the case and they will automatically pair with each other and connect with your phone with a one-step Bluetooth setup. Easily answer calls, pause music or books.