1. Ear shell speaker size: 8MM 2. Ear shell material: ABS 3. Plastic surface treatment: electroplating 4. Speaker: 6u copper ring: 16?? 5. Microphone: Yes 6. Is it possible to go up and down: Yes 7. Whether to tune: there is 8. Wire: TPE round wire 9. Line length: 1.2m 10. Plug: 3.5mm gold needle
