Eligible for a free upgrade to the SoundID Reference edition Sonarworks Reference 4 Studio with Mic offers the full package of highly powerful software, providing consistent reference sound, both in the studio and on the go. You can also measure your studio with the included mic, in only 10 minutes. Reference 4 then creates a calibration profile. For headphones, select a pre-made profile and you're ready to go. Calibration can be run in DAW via plugin for lowest latency or via Systemwide for maximum versatility. Reference 4 Studio Edition includes: Reference 4 Measure - find out where your monitors need help Reference 4 DAW plugin - reference sound combined with zero latency for any musical endeavor Reference 4 Systemwide - apply calibration to all outgoing audio XREF20 measurement mic - sniffs out any faults your setup might have All products can be activated on 3 machines. SYSTEM REQUIREMENTS: Mac: macOS 10.12 or later PC: Windows 7 or later Hardware: 2 GB RAM; 1024x768 display Measurement microphone with a flat frequency response Audio interface with phantom power (for XLR microphones) (not included) Sonarworks supported headphones or Sonarworks individually calibrated headphones