Acoustic Audio AA321B Surround Speakers， Black， Set of 2<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"> 400 Watts per pair and 200 Watts RMS per pair </span></li><li><span class="a-list-item"> Sensitivity is 88dB with 150-20，000 Hz Frequency Response </span></li><li><span class="a-list-item"> Heavy Duty ABS Construction Sealed Cabinets </span></li><li><span class="a-list-item"> Quick Release Spring Loaded Wire Terminals </span></li><li><span class="a-list-item"> Mounting Bracket and Hardware Included </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51ZQn5RnW3L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51fuhtdgK8L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51525Y7uWWL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51N57vT%2BDgL.jpg" noproxy>