Otto Noize Barrier Micro Electronic Earplugs

The Otto Noize Barrier Micro Electronic Earplugs provide continuous impulse noise protection while maintaining natural hearing at safe sound levels.  They provide up to 40db of blast & impulse noise protection while amplifying soft sound up to 5X.  The earplugs are rechargable (USB) and come with a rugged case which also contains a maintenance kit and assorted eartips to give you the proper fit.   Shipping and insurance will be $20.00.