SPL VITALIZER MK3-T Program EqualizerPatented. Legendary. Spectacular. The patented Vitalizer circuitry makes the Vitalizer Mk3 T an unsurpassed sound designer. Whether live or in the studio, audio productions sound more alive, have more details, more transparency, a higher perceived loudness and, if required, an overwhelming bass foundation. The Vitalizer Mk3 T not only swaps the classic, golden robe of the previous model for the new, black design of the SPL Studio Series the higher