Artdio USB 2.0 and Battery-Powered Speakers<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"> 2.0 Speakers Powered By Usb and Optional Aaa Batteries </span></li><li><span class="a-list-item"> 2W </span></li><li><span class="a-list-item"> Two 11-Inch Full-Range Drivers </span></li><li><span class="a-list-item"> Freq Resp: 160 Hz¿20 Khz </span></li><li><span class="a-list-item"> 3.5 Mm Stereo Signal Input </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31rFMbnxkmL.jpg" noproxy>