1. Sliding cover design, one-handed pick and place 2. Bluetooth version 5.1 high-speed connection 3. Free switching between single and dual ear modes 4. Smart touch operation 5. 13mm moving coil unit, bringing strong low frequency 6. Support AAC/SBC decoding 7. High-quality sound quality and call 8. USB Type-C charging 9. 6 hours of single use, 27 hours total battery life with charging box