Kinesis Maxim USB-PS/2 Combo Keyboard， native USB with PS/2 adapter<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"> More flexible than "natural-style" keyboards; no adaptation required. </span></li><li><span class="a-list-item"> Select any opening between 0 and 30 degrees. </span></li><li><span class="a-list-item"> Splaying the keyboard modules positions your wrist and hand in a neutral posture greatly reducing ulnar deviation. </span></li><li><span class="a-list-item"> Compatible with virtually any PC system with a USB or PS/2 port. </span></li><li><span class="a-list-item"> Dimensions: 15.1"W x 1"H x 6.5"D without wrist rest </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51pZRsEsufL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41WEW1bhxjL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41Jf0nO8zTL.jpg" noproxy>