1. Bluetooth Version: 5.0
2. Headphone Material: Memory Metal, Liquid Silica Gel
3. It conforms to ergonomic design. It not only keeps comfortable fit with neck, but also folds and receives conveniently when traveling, and is not easy to winding.
4. Use 3C high-efficiency small lithium battery, charge for 5 minutes, play for 4 hours, full power can listen to music for 18 hours continuously.
5. Intelligent magnetic suction switch to save electricity
6. Waterproof function
