Description Enjoy the ultimate listening experience! for Monster True Wireless Bluetooth Headphones for Switch between master and slave headphones and listen instantly. Both headphones connect automatically when removed, eliminating the need to pair them again. Stable audio transmission and continuous connection. IPX5 waterproof technology protects against sweat and splashes during exercise. IPX5 waterproof, ensuring a comfortable workout. Folds in two ways to see the back of your headphones! Folds both front and back for a more comfortable experience. Compact design for easy portability. Titanium alloy memory metal casing. Skin-friendly soft rubber for long-term use without pain or fatigue. Model: AC530 Charging case battery: 300mAh Transmission distance: 210m Talk time: 6-8 hours Charging time for charging case: 1.5 hours Product color: Black, cream white Bluetooth version: V6.0 Headphone battery: 50mAh Headphone charging time: 1 hour Speaker size: 14.2mm Playtime: 7-12 hours Waterproof rating: IPX5