OtoPro Impulse Concerts & Events Small canal size recommended for:

Small canal size recommended for:

The plug geometry matches your anatomy

With a strategic dip in attenuation around speech frequencies

The protection rating on any filtered earplug

the filter transfers into the separately sold Custom-Fit Sleeves for Filtered Plugs

OtoPro Impulse Concerts & Events Small canal size recommended for:The OtoPro Impulse is a non custom filtered earplug built for shooting and hunting. A mechanical filter set inside a soft silicone tip reduces the peak pressure of gunshot noise while letting lower level sound such as speech and range commands pass through. It ships ready to wear in medium and large tip sizes, with no ear impression or fitting appointment required. Small and extra large sizes are available on request. When a customer is ready to