OZ is a Class A Dual Mono Program EQ following legendary Pultec type EQ design.
Each channel incorporate Low Frequency Boost and Low Frequency Cut knobs, Low Frequency selection knob with 6 frequencies of choice, High Frequency Boost and High Frequency Cut knobs, High Frequency selection knob with 11 frequencies of choice, High Boost Q knob and a High Cut filter frequency selection with 6 frequencies of choice.
It sounds simply amazing. Period.