Two of the best performing Scarlett mic preamps the range has ever heard – now with Air – for miking up guitars or recording vocals.Four balanced line inputs, for connecting synths or other line-level audio, and four balanced outputs, for monitoring and effects sends.Capture more of your ever-expanding setup with more inputs, more outputs and more connectivity. Sitting on the desks of more musicians and producers than any other, the Scarlett range of audio interfaces means studio-quality sound for all your instruments – and 4i4 is the interface of more. Studio-quality sound for all your instruments.