"Product Features: Bluetooth: Bluetooth 5.4 Earphones: Hanging type Whether it is binaural: Yes Clear call and support for music Very light: 108-degree elevation design, internal silicone earplugs, flying comfort. Ear-hanging design: Ergonomics, anti-dropping ear-hanging type, according to the shape of human auricle, the stress points of ears are dispersed, so that the ears are stressed evenly, and the headphones will not fall off during intense exercise. Super standby: 180-hour battery life, charging once, can be used for one week. Deep noise reduction: Intelligent noise reduction for high-definition calls and voice reduction technology for intelligent voice calls greatly optimize the clarity of sound. HD surround sound quality: professional sound quality, 8mm high-quality moving coil unit, with large composite diaphragm moving coil, brings lossless HF sound quality; The mid-low frequency dive is surging, and the high frequency is bright and transparent, creating an aural feast wit