Scarlett 18i16 is the complete compact studio hub for all your instruments and outboard gear. Perfect for producers, 18i16 is equipped with enough I/O to connect all your studio gear. Four of our most detailed ultra-low-noise mic preamps. Hi-Z, line, and MIDI connections for your guitars, keys, synths, grooveboxes, and controllers. With 18i16 your headphones, monitors, and line outs each get their own mix, so you can match the studio setup to the session. Expand your channel count using the S/PDIF or ADAT connections. Air mode, with Presence and Harmonic Drive, gives you that big console sound wherever you record. Auto Gain and Clip Safe make sure you'll never need to worry about your levels. The Hitmaker Expansion software bundle has all the tools you need to record, produce, and release your tracks. And the Focusrite Control 2 desktop and mobile apps enable you to remotely control your Scarlett anywhere in the studio. 18i16 can be powered directly from a computer's USB-C port (3A), so no extra power supply is needed.