- Noise reduction rating NRR 22 - Suppresses harmful noise above 82 dB - Upgraded modular design can adapt to different suspension systems - 5 adjustable sound mode options, which can be better adapted to different environments - M62 headband with Velcro for easy to fix accessories and replace. - Super fast attack time less than 1ms to avoid any noise impact. - EMI/RFI shielding designed and tested in military standards MIL-STD-416 - Clear voice tracking can improve speech intelligibility - 3mm thick high-strength modified ABS plastic shell formed by integrated reverse moulding,light and durable. - 4 hours auto shut-off mechanism and low battery prompt. - M32 Mark3 is equipped with a Nexus TP-120 U-174 Military Connector (NATO STD) for PTTs - The detachable microphone for M32 Mark3 can adapt to different usage habits - Sealed silicone ear cushions that are comfortable and fit the face, prevent sound leakage, effectively prevent sweat, and are suitable for long-term wear - Foldable for storage and protection - IP67 water resistant - Environmental compatibility according to MIL-STD-810G testing standard - Comply with CE / RoSH / FCC standards and personal hearing protection equipment certification.