1.[Open Ear Audio Glasses]The smart glasses built-in Mic and speakers on the glasses frame.5.3 Bluetooth glasses are designed with open high quality speakers, AAC audio decoding technology, HD stereo sound.You can enjoy hands music and hand- conversations. 2.[Blue Light Blocking Lens]bluetooth glasses blocking blue light lens,effective blue light filtering, and UV-blocking lenses. It can protect your eyes. You can replace the lenses with prescription lenses by yourself.Because the blocking bluelight lenses are coated, they are slightly blue. 3.[Wide Compatibility]This sports smart glasses are compatible with various devices, including smartphones and computers. The Bluetooth smart glasses have intuitive touch controls, including playback pause, volume adjustment, call management, and voice assistant activation. 4.[One Step Pairing]After the initial pairing, the smart glasses system will automatically turn on, and simply open the casing to immediately reconnect to the last paired device. our smart glasses have a long-lasting battery life about 4-6 hours of media playback and standby time of over 300 hours,that fully charges in just 1 hours. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.