USB440 Universal USB Computer Cable Head Wearable Electricity Music Voice Headphones(Black Bare Metal)

1. Ear shell material: ABS2. Wire: PVC wire3. Plug: USB4. Diaphragm: 32 ohm5. Sensitivity: 100dB6. Frequency response: 20-100KHz7. Mode of use: head-mounted8. Adjustable headgear, easy to wear9. Support wire control, switch the working state of the microphone (red light is to turn off the microphone, blue light is to turn on)10. Soft earmuffs, comfortable to wear11. Speaker diameter: 30mm12. Cable length: about 3m13. Weight: about 99 grams