Windows Vista build 5054

Windows Vista build 5054, with a buildtag of 5054.vbl_ux_nisd.050404-1730, is an Omega-13 build of Windows Vista. This build was demonstrated at WinHEC 2005 to demonstrate the new speech recognition capabilities of Windows Vista. The new capabilities include improved accessibility, new mobility scenarios, and improvements to the speech user experience. Only one image of this build has been shown.

In Windows Vista through Windows 10, the  file has this build of Windows Longhorn in its File Properties but lacks a buildtag, so it is completely unknown if such file came from this build.