1. Bluetooth version: 5.0 2. Headphone battery: 60 mAh, charging box battery: 1000 mAh 3. Headphone Charging Time: About 1 hour, charging box charging time: about 2.5 hours 4. Dust-proof and waterproof function with IP54 level 5. Touch wake-up intelligent voice assistant, Android, IOS compatible 6. Headphones weigh only 4G and are comfortable to wear.
