1. Battery capacity: 100mAh
2. Waterproof rating: IPX5
3. Use time: about 10 hours.
4. Bluetooth technology: Bluetooth 5.0
5. Probe unit: 6+13mm dual moving coil probe unit combination
6. Accessories: storage box x1 S/M/L earplugs S/M/L shark fin ear hooks USB charging cable x1