1. Cable length: about 2.1m
2. Product weight: 321g
3. Speaker impedance: 32 ohms / 20 Hz-20K Hz
4. Sensitivity: -40 +/- 2dB 1KHz
5. Suitable for USB interface computer and notebook equipment
6. Using large skin-friendly earmuffs, breathable and not stuffy ears, soft and comfortable to wear
7. Thickened high-quality copper wire, faster transmission, plus tensile protection layer, easy to clean
8. 7.1 virtual surround sound, bringing you a shocking listening experience with three-dimensional surround
9. 180-degree free bending + rotatable noise-cancelling long microphone, effectively reduce environmental noise, pick up sound more accurately, and voice is clearer