1. Alloy shell, super light
2. Using BT V5.0 chipset, better stability and lower power consumption
3. Built-in high -quality A grade polymer lithium battery
4. Headphone magnetic function
5. 280mAh increase battery capacity
6. Mature technology, stable performance
7. High quality high fidelity sound quality
8. 24-hour continuous play of songs
9. One key switch to 3D mode