Quadio Bundle #7

Bundle Includes:

Billy Cobham - Spectrum (Quadio) (Blu-ray Audio)
Aretha Franklin - Live At The Fillmore West (Quadio) (Blu-ray Audio)
Curtis Mayfield - Roots (Quadio) (Blu-ray Audio)
Spinners - Pick Of The Litter (Quadio) (Blu-ray Audio)

Available For The First Time In Nearly 50 Years
Transferred From The Original Half-Inch Four-Channel Masters
Blu-ray With 192/24 Resolution Quadraphonic And Hi-Res Stereo Mixes

Quadraphonic sound, or 4.0 surround sound, utilizes four audio channels connected to four speakers positioned at the corners of a listening space. The multi-tracked audio is mixed dimensional, immersing the listener in an expansive soundscape.