Caldwell Low Profile E-Max Electronic Ear Muffs<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> 23 NRR (Noise Reduction Rating) </span></li><li><span class="a-list-item"> Electronic hearing protection with low profile design and audio jack for input from phone or MP3 player </span></li><li><span class="a-list-item"> When sound above 85 decibels is detected microphones instantly shut off to protect hearing </span></li><li><span class="a-list-item"> 2 microphones; one in each ear cup for true stereo sound </span></li><li><span class="a-list-item"> Runs on 2 AAA batteries (not included) </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41L2TY53GZL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51Y2UEtDJBL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41wIiNBlIKL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41tPJY5WO%2BL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41wGVLShTRL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/01Ipbn3nWRS.png" noproxy>