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. Quadio is a Blu-ray with 192/24 resolution Quadraphonic and Hi-Res Stereo mixes transferred from the original half-inch four-channel masters.

• Label: Atlantic
• UPC: 603497828050
• Genre: Rock
• Theme: Quadio
• Release Date: 4/5/2024
• Product ID: ATL828050BA
• Weight: .2 lb