Feature: 1. Made of nylon material, flexible and durable. 2. Can answermake calls, sports music, multi-function. 3. Support 16bit, 24bit o, sampling rate up to 48KHz, reduce sound quality loss, retain music details. 4. Built-in high definition noise reduction microphone, clear call. 5. Support Bluetooth 5.0, stable connection. 6. Effectively block blue light, very practical. Specification: Condition: 100percent brand newItem type: Bluetooth GlassesMaterial: nylonColor: As picture shownWeight: Approx. 248g Bluetooth protocol: Bluetooth 5.0 Charging time: less than 1 hour Battery capacity: 45mah Channel: Stereo Use time: about 3.5 hours . Package List: 1 x Bluetooth Glasses1 x Storage bag1 x Instruction1 x Charging cable
