Focusrite Clarett 4Pre (1st Generation / Thunderbolt Model) This is an audio interface that has been confirmed to work on Mac. ■ Operation Status Operation confirmed up to MacOS Sequoia Works without any issues in terms of sound quality and input/output No critical malfunctions have been found during long-term use ■ Condition/Appearance There is a note regarding the specifications: The initial position markings on the 4ch gain knobs are misaligned, with the actual "0" position being approximately at the "2 o'clock" position. This is a physical misalignment of the knobs and does not affect the gain values, sound quality, or operation. (Operation has been confirmed to be without problems) ■ Recommended for: Recording beginners Those looking for a high-quality interface at a low price As a main or sub unit Those looking for a more cost-effective model than the current models