JAKCOM TWS Bluetooth 5.0 Multi-function Waterproof Wireless Bluetooth Headset1. 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. Specification: Package Weight One Package Weight 0. 13kgs 0. 29lb One Package Size 13cm * 11cm *