1[Professional] The smart glasses are designed with magnetic quick release modules that can be switched between frames instantly. Advanced stereo sound technology is used to provide a premium music listening experience for everyday wear. 2[Activate Sound Assistant] Support activating your phone's virtual assistant (for Siri or for Google Assistant) by simply sliding the temples forward or back to operate. With a built in MEMS microphone and AAC speaker, you can set up and listen to navigation or make calls on the go. 3[Human Body Sensing] Bluetooth glasses with built in human body sensing sensor automatically turns on and connects to your phone within 3 seconds after wearing. With interactive controls such as adjusting volume, original sound playback, pause, switch, answer or turn off calls. 4[IP67 Waterproof] These open ear speaker glasses are equipped with accuracy technology with up to IP67 level of waterproof and sweatproof performance, effectively preventing the splashing of water and sweat in life. Suitable for wearing while exercising, running, driving. 5[Long Battery Life] Smart wireless glasses with built in 115mAh high capacity dual batteries, with 120 hours (5 days) standby time or 7 hours continuous music playback time, providing you with all day use. Magnetic ports on the temples allow for quick and easy charging.