3M™ PELTOR™ ProTac™ III Headset with level-dependent function for ambient listening helps you focus on your work and communicate with colleagues in noisy environments, without removing the hearing protection. Stereo feedback will allow you to hear and better determine direction of alarms, warning cries, backing vehicles and so on. Headset unit has a rugged design with dual shells. The electronics are protected from moisture and sweat, from both the inside and the outside. Smart technology, practical design and user friendly functions will help you weather rough days in the field.