SBM Super Bit Mapping, 24 Karat Gold Disc, Complete original artwork, 4 color CD picture disc, from the original master tapes, Very rare Collectors Edition. Like new. From non-smoking area. Free shipping + Track & Trace. Each mastersound recording incorporates Sony's revolutionary 20-bit Super Bit Mapping process which reproduces music with unprecedented clarity and accuracy. In addition to SBM each mastersound disc features a pure 24-Karat Gold reflective surface, a special picture label and deluxe packagin