The CLARUS PRO is a unique noise cancelling, hearing protection headset system designed to meet the needs of today’s active headset user! Silynx leveraged its combat proven technologies to defy the convention that electronic hearing protection must be big and bulky or small and fragile! CLARUS PRO is low-profile and environmentally ruggedized to withstand dirt, mud, water, shock, vibration, and any element that would overcome other headsets. Provides active hearing protection (NRR 25), hear-thru capability for situational awareness, and cellphone/mobile audio connectivity. Features voice prompt for low battery warning (battery life = 100 hours).