vital-AZ Gaming 3500dpi USB 6 Buttons including mouse wheel<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"> 1250/2000/2750/3500 DPI adjustment </span></li><li><span class="a-list-item"> Ergonomic design for right-handed use </span></li><li><span class="a-list-item"> Sensor Type: Optical and Cord Length: 6 ft. / Braided </span></li><li><span class="a-list-item"> 6 Buttons including mouse wheel Rubber Grips Vacuum Plated </span></li><li><span class="a-list-item"> OS :Win2000/XP/Vista/7/8/10 Mac OS X V10.2 or newer </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41cwyPeUrtL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41pf2kAGVcL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41vo02iN4sL.jpg" noproxy>