- Fold-out earphones vent heat buildup and can be folded to the rear of the helmet for storage when hearing protection is not needed. - Rails Adaptor fits helmets that have side rails and can be used across the available rail areas for secure mounting. - Muffs can be removed and placed away from your ear when you do not require hearing protection. - Secures your tactical headsets firmly to your tactical helmet, providing a stable fit and compatibility across different tactical environments. Use scenarios - Long field operations or patrols where heat management and consistent headset stability improve comfort and awareness. - Training or missions requiring quick switching between protected listening and open-ear comms, with easy muff removal when appropriate. - Interchanging between different helmet models that include side rails, enabling flexible setup for police, military, airsoft, or industrial applications.