Bluetooth Sports Earphones, Bone Conduction Earphones with Long Battery Life

Product size: 15*10*5.2cm/6*4*2.1in Music time: about 10 hours 80% volume Talk time: about 10 hours 80% volume Charging time: about 1 hour Full weight: approx. 200g Transmission distance :1OM Details: 1. Unique bone conduction technology that allows you to enjoy music, call and stay focused without wearing headphones 2. Bluetooth wireless design avoids inconvenience and interference caused by winding cables 3. Lightweight, comfortable, retractable headband and adjustable ear hangers ensure fit for any head size and shape 4. Waterproof and sweatproof design, making it an ideal choice for sports enthusiasts 5. High-quality sound and microphone system to ensure better call and music playback quality