1. Speaker: 8MM subwoofer
2. Battery capacity: 60mAh
3. Standby time: about 200H
4. Working time: about 5-6H
5. Charging time: about 1H
6. Charging port: Micro USB
7. Input: 5V 1A
8. Bluetooth version: 5.3
9. Communication distance: 10-15m without obstacles
10. Weight: about 4g

Features:
1. Closed cavity design, equipped with 8mm real copper ring speaker, providing shocking bass and creating surging sound
2. Lightweight and compact, comfortable to wear for a long time without swelling and pain
3. Smooth lacquer, with noise reduction chip, whether at home or work are applicable, more convenient life
4. HD microphone, no delay in calls, clear calls, intelligent environmental noise reduction, reduce the impact of the surrounding noisy environment on the call
5. IPX5 waterproof design effectively prevent rain and sweat, easy to clean material, lightly wipe that clean, effectively prevent sweat damage components
6. Key operation, easy to use, intelligent control