DMXking ultraDMX Micro USB DMX adapter/dongle<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Microprocessor controls DMX512 timing - no flicker problems like the "Open" and clones. </span></li><li><span class="a-list-item"> Supported operating systems: Windows， MAC OS， Linux </span></li><li><span class="a-list-item"> DMX512 Transmitter or Receiver </span></li><li><span class="a-list-item"> Fully compatible with software suitable for ENTTEC USB Pro </span></li><li><span class="a-list-item"> DMX receive rate throttling option to ensure receiving software isn't overloaded with too many frames per second. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/413Yc-eLYJL.jpg" noproxy>