Features:
1. EMI/RFI shielding to avoid electromagnetic/radio frequency interference.
2. Volume control for a variety of manual controls.
3. The hidden microphone can be received in the earphone when not in use.
4. 40mm diameter speaker high-fidelity sound quality.
5. The earmuffs are protected by a soft leather padding to protect your ears and head from stress.
6. Compatible with multiple platforms you can use it on PlayStation 4 / PC / Mac / iPhone / Smartphone plug and play.

Parameter:
1. Speaker diameter: 40mm.
2. Frequency range: 20-20000Hz.
3. Maximum input power: 15mW.
4. Microphone sensitivity: -38dB +/-3dB.
5. Headphone cable length: about 1.5m.
6. Plug input: 3.5mm.