1. Material: ABS+TPE
2. Suitable for devices with 8 Pin interface, support CSP100+ fast charging solution
3. Compatible with all 3.5mm port headsets, support voice calls, high sound fidelity, clear voice without delay, no interference, and stable transmission
4. Charging while listening, the sound is clear and the music is pure
5. Small size and easy to carry
6. Size: 35.5x32.5mm
Note: IP5/6/7 charging is not supported