Features: Open stereo sound: GetD Frame has an audio processor that can achieve passive noise reduction, and enjoy the immersive sound experience. Call Assistance: tap the audio to answer calls. Dual microphones pick up your voice clearly over background noises. 6.5H Playtime: this item gives you up to 6.5 hours of listeningenough to keep you entertained while you hike, run errands, do chores, and more. Comfortable to Wear: The GetD Frame is super lightweight and has crash-worthy wear resistance. High-strength anti-breakage resin lens for safe glasses, comfortable to wear. Intelligent induction switch, open the temples, the audio glasses will automatically turn on; when playing music, take off the glasses, the music will pause, wear the glasses, and the music will play automatically. Specification: Color: Black BT: 5.0 Battery capacity: 220mAh, rechargeable Standby time: more than 200 hours Charging time: 2 hours Working time: 5 hours, depending on the volume Material: ABS Package Size: 21*10.5*7.5cm / 8.27*4.13*2.95in Package Weight: 307g / 10.83oz Package List: 1 * Music Glasses 1 * USB Cable 1 * User Manual