<div>AC3.png (Can reuse AC-3.png)</div><div>3.png (Can reuse 2.1.png)</div><div>7.png (Can reuse 6.1png ; 7 channels is usually Front, Centre, Left, Sub, Surround Left, Surround Right, Centre Rear)</div><div><br /></div><div>There is also a post suggested the following is missing</div><div><br /></div><div>avc version 2 <a data-cke-saved-href="mailto:main@l4.0.png (copied avc.png" href="mailto:main@l4.0.png (copied avc.png">main@l4.0.png (copied avc.png</a>)</div><div>dts hra.png</div><div>ac-3 ma.png</div><div><br /></div><div>Reference - <a data-cke-saved-href="http://forum.team-mediaportal.com/threads/logos-for-dts-dolby-etc.114785/page-2#post-947081" href="http://forum.team-mediaportal.com/threads/logos-for-dts-dolby-etc.114785/page-2#post-947081">http://forum.team-mediaportal.com/threads/logos-for-dts-dolby-etc.114785/page-2#post-947081&lt;/a&gt;&lt;/div&gt;&lt;div&gt;&lt;br /></div><div>Also missing</div><div><br /></div><div>4.png (Should be displayed as "4.0")</div>