Nouveau casque Bluetooth M81 édition professionnelle stéréo avec longue durée de veille oreille unique V19 amélioré E1

--Congratulations on finding it-- Advantages, incoming materials, and honest service Mixed batch, sufficient, stable quality, OEM/ODM We specialize in creating a high-quality product chain for our customers, providing comprehensive pre-sales and after-sales services, and offering product images and specifications, Improve high-quality and stable products, place orders in small batches and multiple batches, with no threshold, Welcome merchants, traders, merchants, Taobao, EBYE, etc. to negotiate business and consult Welcome new and old customers to visit and guide factory inspection and quality inspection M81 Bluetooth earphones new long standby time stereo single ear business model Bluetooth version: V5.2 Battery capacity: Gold Universe battery capacity 300MAH with protective version Listening time: about 30 hours Call time: approximately 48 hours Charging time: approximately 1.5 hours Bluetooth distance: 10 meters Earphone size: 67 * 24 * 17MM Packaging size: 13 * 7.5 * 3.3CM Complete set weight: 39G