1. Suitable for USB interface computers and notebook devices.
2. The large skin-friendly earmuffs are breathable and not stuffy, soft and comfortable to wear.
3. Thickened high-quality copper wire, faster transmission, plus a tensile protective layer, easy to clean.
4. Speaker size: 50mm
5. Impedance: 15 Ohm
6. Sensitivity: 102+/-2db
7. Frequency range: 20Hz-20KHz
8. Microphone sensitivity: -38+/-3dB
9. Microphone impedance: 2.2k Ohm
10. Directionality: omnidirectional
11. Cable length: 2m
12. LED working voltage: DC 5V
13. Working current: 180mA
14. Headphone jack: USB+3.5mm