FOCUSRITE CLARETT 4Pre USB Professional 18x4 Digital Audio Studio Interface with Software for PC or Mac - LightingelStore
Focusrite // Clarett USB - Driver Installation - YouTube
Amazon.com: Focusrite Clarett+ 4Pre USB Studio-Grade Audio Interface for Music Makers — Four Low-Noise, Low-Distortion Mic Preamps providing True-To-Life Sound : Everything Else