Actiontec Universally Compatible Inline DSL Phone Filters - 4 Pack (FLTR4DSL02)<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"> These filters are distributed by Actiontec and are tested to ensure compatibility with Actiontec products </span></li><li><span class="a-list-item"> Eliminates interference between landline phone and DSL modem equipment </span></li><li><span class="a-list-item"> Simply click into your phone jack </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41SxcT0HXSL.jpg" noproxy>