Sport Headphone Bluetooth V5.0Features: 1. The latest Bluetooth 5. 0 chip, stable transmission, listening to songs and playing games are not stuck. 2. After the first connection, automatic pairing at boot time saves time. 3. Touch control to avoid complicated button operations. 4. Powerful compatibility, suitable for all types of mobile phones. 5, 400mah charging compartment, providing a guarantee for the long lasting battery life. 6. 4 5 hours of music time, giving you the best