3M 67088 PELTOR WorkTunes Pro AM/FM Radio Headset， Hardhat Attached， One Size</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Professional-quality hearing protection (23dB Nrr)</li><li>AM/FM radio headset with built in antenna to prevent snagging on equipment</li><li>Store up to 5 stations so you don't miss your favorite station</li><li>3.5 mm listen only Stereo input (limited to 82 dB) for connection to external devices (E.G. Cell phone， two-way radio， iPod)</li><li>Auto power off， the headset will turn off after 4 hrs. of non-use to save battery</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/41MjS5Fu1VL.jpg' noproxy></br>