Focusrite ISA TWO vic-firth a selectable high-pass filter at

a selectable high-pass filter at 75Hz is available which will prevent low-end noise such as air conditioners and traffic from being recorded

4 voice mixer section mixes: sub octave

the better it sounds

a needle-type meter with a wide range and versatile functionality

For even further tweakability

Focusrite ISA TWO vic-firth a selectable high-pass filter atFocusrite ISA TWO. The ISA Two is a premium dual mono microphone preamp designed for engineers and producers who demand exceptional sound quality from a compact rackmount unit. Featuring two channels of Focusrites legendary ISA mic preamp design, it provides pristine gain, flexible impedance options, and versatile connectivity for microphones, instruments, and line level sources. Based on the acclaimed designs found in the Focusrite Forte and Studio