Interchangeable Industrial Filters Concerts & Events The OtoPro Impulse is a

The OtoPro Impulse is a non-custom filtered earplug built for shooting and hunting

the same class of hardware used by stage musicians and audio engineers

Returning customers can use existing digital impressions to reorder or change filter types without a new fitting visit

When sound enters the filter at normal levels (voices

Interchangeable Industrial Filters Concerts & Events The OtoPro Impulse is aFilters are interchangeable in both the custom and OtoPro Impulse noncustom options. 26dB of attenuation from bass to treble for loud, continuous noises. The Industrial filters are designed to provide relatively flat attenuation to remove low frequency noise and to aid communication, then a progressive attenuation increase at approximately 4kHz to further dampen damaging high frequency sounds. These filters ensure the ear remains ventilated to