Proprietary technology allows you to hear ambient sounds, such as footsteps or conversations, while protecting against damaging impulse noise from explosions or firearms. MUST BE ORDERED FROM NEW DYNAMICS, CORP - 1-800-925-3421 - www.newdynamics.net Benefits •Deployed in previous Rapid Fielding Initiatives •Allows wearer to hear low-level sounds with Open End in Ear Canal •High-Impulse noise attenuated quickly •MUST BE ORDERED FROM NEW DYNAMICS, CORP - 1-800-925-3421 - www.newdynamics.net