3M™ PELTOR™ ProTac™ III Headset, 31 dB, Black, Helmet Mounted, MT13H221P3E

The 3M PELTOR ProTac III hearing protectors offer a level-dependent function for ambient listening to be used in noisy areas
Attenuating hearing protector
3.5 mm listen only stereo input (limited to 82 dB) for connection to external devices (e.g. cell phone, two-way radio, Ipod)
Auto power off: The headset will turn off after 4 hrs of non-use to save battery
Low-battery warning at low battery level
SNR rating 31dB.
The 3M PELTOR ProTac III hearing protector helps protect against harmful noise, whilst allowing ambient sounds to be heard at a level below 82dB. It increases your ability to communicate with nearby colleagues, as well as hearing warning signals, approaching vehicles, or sounds in machines and processes.

The product has been tested and approved in accordance with [EN 352-1:2002 / EN 352-3:2002, EN352-4:2001/A1:2005, EN 352-6:2002].