Uses the 2012 DSD master based on UK original analog tape (subject to change). Reissue features the high-fidelity SHM-SACD format (fully compatible with standard SACD player, but it does not play on standard CD players). Part of a two-album The Who SHM-SACD reissue series featuring albums "Tommy" and "Live At Leeds." *SHM-SACD (Super High Material SACD) is the ultimate Super Audio CD that utilizes the materials and technologies that were developed for the SHM-CD to further enhance the audio-resolution.