TMC RAC Headset Best Tactical Communication Aviation Noise Cancellation Headsets EARMOR M30 - Cylinder body is made

- Cylinder body is made of aviation 6061-T6 aluminum alloy

- Bezel diameter: 1

Quiet Mode: Immerse yourself in an almost silent space

There are two modes of indoor and outdoor to adjust the ambient sound

which improves the expansion of the helmet rail

TMC RAC Headset Best Tactical Communication Aviation Noise Cancellation Headsets EARMOR M30 - Cylinder body is madeTMC RAC Headset Best Aviation Noise Cancellation Tactical Communication Headsets for ARC Rails Fast Helmet & SF Maritime Helmets Item Name: Tactical RAC Headset Color: BK DE FG Package list: Only 1 x 1pcsRAC HeadSet(No included Headset and other items ) Important: TMC RC Maritime Aquatic Helmet ARC Rail Tactical Noise Reduction Headphones RAC headphones currently support the FAST series of helmet guides, such as Maritime, SF, Highcut, Sentry helmet