If you play the files and hear loud screeching or static:
: This is an official release (often on DVD) featuring 5.1 surround sound mixes of the band's classic music videos. Surround Sound Mixes
If you see for trade on a forum or in a collection:
For the best experience, this collection should be played on a dedicated home theater system with five speakers and a subwoofer rather than through standard computer speakers. Seattlepi.com compare to the remastered stereo versions on newer Blu-ray releases? Queen – Greatest Video Hits - dts 5.1 - Discogs
The DTS 5.1 mix transforms Queen's most iconic anthems into immersive soundscapes: Amazon.com Bohemian Rhapsody
Before we praise the disc, we must understand the technology. The keyword breaks down into three critical parts: