An intelligent active hearing protector, with a smooth adjustment of the hearing protector’s level dependant function which gives the user particularly pleasant sound reproduction and less interference. The unique digital audio circuit eliminates the abrupt sound cut-off that characterises many level dependant hearing protectors on the market. The SportTac system reacts so gently that in most cases, you’ll never hear the cut-off when the protector is activated. sounding simply, as though nothing has happened. Optional orange shells are also included to coincide with country regulations.