Bincika Led Zeppelin IV (Remaster) na Led Zeppelin, wanda aka saki a ranar 07/11/1971. Kundin waƙoƙi 8 wanda ya haɗa da 'Black Dog - Remaster', 'Rock and Roll - Remaster', 'The Battle of Evermore - Remaster'. Samu cikakken kididdigar yawo, nazarin kowace waƙa, da ma'aunin shiga na masu sauraro.
