Available For The First Time On Blu-ray! Transferred From The Original Half-Inch Four-Channel Masters Blu-ray With 192/24 Resolution Quadraphonic And Hi-Res Stereo Mixes - Legendary fusion drummer Billy Cobham stepped onto the scene with his groundbreaking efforts with Miles Davis and the Mahavishnu Orchestra before breaking into his solo career with SPECTRUM. The staple Jazz Fusion album was recorded at the infamous Electric Lady Studio, where tracks like "Stratus," "Red Baron," and "Le Lis" were crafted in one to two takes. Side artists include Tommy Bolin, John Tropea on guitar, Jan Hammer on keyboards, and Lee Sklar on bass. - 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.