The glasses are 5.0 stereo Bluetooth headphones that can be used with Android and ios phones, Bluetooth headset supports phone calls, listening to music, calling voice number, etc., and can also be connected to a computer through Bluetooth as a headset. Glasses with high-tech nylon frame, strong flexibility, wear and durable, lens upturning design, convenient and practical, the lens itself wear-resistant, suitable for outdoor sports use. The weight of the glasses is about 60g, and it is not uncomfortable to wear for a long time, Hydraulic headphone pull rod structure, completely get rid of headphone wire interference, let you enjoy 360° surround sound.Sentence 4. The earphone is equipped with a moving coil unit to widen the sound field, and the bass is surging and powerful, and the treble is extended and melodious.Sentence 5. Bluetooth connection method: You need to hold down the button 3-4s with the Bluetooth logo, see the two colors of the indicator light alternately flash when the Bluetooth device is turned on, and then use the mobile phone to link with the Bluetooth glasses.