1. Material: resin 2. Frequency response range: 20-40000 Hz 3. Resistance: 16ohm 4. Plug specifications: 3.5mm 5. Drive unit: high and low frequency graphene diaphragm moving coil 6. Sensitivity: 105dB/mW 7. Pin specifications: 10mm 8. With high-definition condenser microphone, easy to achieve voice and playback functions 9. Ergonomics custom-level cavity, comfortable and stable to wear without burden 10. The diaphragm has a wide range, restoring the most real sound effects 11. Cable length: about 1.2 meters 12. Weight: about 30 grams