A Great Value in electronic hearing protection for the shooting sport enthusiast. 3M PELTOR is a leading brand in electronic level-dependant hearing protection for professionals who have an occupational exposure to gun shot or impulse noise. The ProTac Hunter Headset is designed to help protect your hearing while allowing you to hear important auditory clues from your surrounding, such as range commands, approaching game animals, or simply talking to your shooting buddies. Key Features • Environmental microphones for level-dependent hearing protection and ambient listening • 3.5 mm listen only stereo input for connection to external devices (Smartphones, shoulder microphones, etc.) • Voice guided menu system • Auto power off: The headset will turn off after 4 hrs of non-use to save battery • Low-battery warning. • To reduce the corrosion caused by sweat and moisture, the electronics are located in the outer part of the cup • Available in both in headband and hard hat attached versions (black). • Available in two different cup sizes: Slim cups for compatability with other headborne PPE and full cups that provide a higher NRR • 21dB NRR