The 3M PELTOR ProTac Hunter Headset is designed for use when hunting by protecting against harmful impact noise, whilst allowing ambient sounds to be heard at a level below 82dB. This feature allows for voice communication with others nearby, as well as heighten your capability to hear approaching game. Attenuating hearing protector to protect your hearing. 3.5 mm listen only stereo input (limited to 82 dB) for connection to external devices (e.g. mobile phone, radio, two-way radio and iPod) and a voice guided menu system to avoid you having to take the headset off to change or check settings.