A variety of connector, USB/RJ/3.5MM can optional.
Earmuff fit the ears, comfortable and breathable.
The ability to clearly distinguish voice calls from noise makes calls clearer, while hi-fi preserves more vocal details, as if you are talking face to face.
With solid material, long service life.
Upgrade directional noise-canceling headphones.
Using the environment: The temperature:-10℃～+40℃
The humidity: 10%-95%RH
Frequency range: 100-6600HZ
Degree of distortion: ≤5%
Connector: USB/RJ/3.5MM(connector have four sections)(optional)