QKZ AK6 2 PCS In-Ear 3.5mm Wired Subwoofer Sports Earphones(AK6-Black)

1. Material: resin2. Frequency response range: 20-40000 Hz3. Resistance: 16ohm4. Plug specifications: 3.5mm5. Drive unit: high and low frequency graphene diaphragm moving coil6. Sensitivity: 105dB/mW7. Pin specifications: 10mm8. With high-definition condenser microphone, easy to achieve voice and playback functions9. Ergonomics custom-level cavity, comfortable and stable to wear without burden10. The diaphragm has a wide range, restoring the most real sound effects11. Cable length: about 1.2 meters12. Weight: about 30 grams