Fusion Control USB Powered and Controlled Rotary Volume Knob<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"> Infinite Turn Knob Detents to give "feel" of knob Push button knob for mute control </span></li><li><span class="a-list-item"> 3 Color RGB shaft. </span></li><li><span class="a-list-item"> Simple USB powered， USB communication， 1 connector device </span></li><li><span class="a-list-item"> No Drivers Needed- Android compatible </span></li><li><span class="a-list-item"> It will never get out of sync with the computer </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41-XqgeV7hL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41dGrtA-JzL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51J0vAWW0GL.jpg" noproxy>