Features 1.MAGNETIC QUICK RELEASE MODULE: Smart sound glasses are designed with a magnetic quick release module that allows instant switching between frames, tailored to your daily wear. Allows for quick and easy charging. 2.SMART BODY SENSOR: Easy to activate virtual assistant for your phone, simply slide the temples back and forth to open and close. Smart body sensing, automatically turns on and connects to your phone within 3S of wearing. 3.BUILT IN MEMS MIC AND AAC SPEAKER: Open ear speaker glasses with WGP's built in MEMS microphone and AAC speaker, you can interact directly with your phone to set and listen to navigation or make calls on the go. 4.IP65 WATERPROOF: Bluetooth glasses make it easy to adjust volume, toggle acoustic playback on and off, and answer or turn off calls. IP65 waterproof provides effective protection against household water and sweat. 5.LARGE CAPACITY DUAL BATTERIES: Waterproof bluetooth glasses have a built in high capacity dual battery (120mAh). Has a standby time of 120 hours (5 days) or a runtime of 7 hours of continuous music playback.specificationItem Type: Smart Sound Glasses Material: TR90 Color: Black And Gray Battery: Li Ion Battery (Built In) Capacity: 2 x 120 MAh (Built In) Bluetooth Version: V5.3 Horn Type: Double AAC Operation Mode: Touch Waterproof: IP65PackageList1 x SmartSoundGlass1 x Charging Cable1 x Storage Bag1 x Dust Free Cloth1 x Instruction Manual