This is the Waves Digital Download version. We process digital download orders as quickly as possible. You'll receive your authorization code and download link by email (may take up to 24 hours). iLok USB Key required (see SKU # 241800). The world's most advanced pitch-shifting and time-shifting processor, SoundShifter lets you change keys, change tempos, change durations, and manipulate the time-pitch continuum with unmatched accuracy and clarity. For tonal transformation and transposition, SoundShifter is simply all you'll ever need.