This smart glasses can not only be used as a fashion accessory, but also as a open ear headphones to answer calls or listen to music, providing high-definition stereo sound. Interchangeable lens can meet your needs in various indoor and outdoor scenes.With AI intelligent voice control and built-in microphone, you can activate the phone’s voice assistant “Siri” directly through the glasses. Ultra-low power consumption, when fully charged, it can provide 160h of standby time and 6 hours of music playback time.Using directional audio surround sound technology. Both the left and right glasses have built-in dual micro stereo speakers.The TR-90 polymer ultra-light frame is made of polymer plastic titanium ultra-light material.IPX4 waterproof design can easily resist sweat and rain.