For AirPods 3 Carbon Fiber Texture Wireless Earphones Case with Security Lock(Purple) Filter-Cable Ties & Organizers Output interface: USB2

Output interface: USB2

and other test functions

Front inverted phase setting

6 and higher

Material: optical glass

For AirPods 3 Carbon Fiber Texture Wireless Earphones Case with Security Lock(Purple) Filter-Cable Ties & Organizers Output interface: USB21. MaterialTPU + PC 2. Total protection: it protects your earphones from dust, scratches, and external shocks. 3. Convenient charging: It retains the charging port, you can charge the earphone without removing the case, and use all functions easily. 4. Firm and convenient: automatic cover switch, makes the headphone cover firm and not easy to fall off. 5. Personalized design, fashionable and beautiful. 6. Equipped with a carabiner: so that you can