maɪ bˈʊk dɹˈaɪvz hæv ðə sˈeɪm blˈæk kˈeɪs æz ᵻsˈɛnʃəl ᵻdˈɪʃən dɹˈaɪvz; haʊˈɛvɚ, ðə lˈaɪt sɚɹˈaʊndɪŋ ðə pˈaʊɚ bˈʌʔn̩ ɪz blˈuː.
My Book drives have the same black case as Essential Edition drives; however, the light surrounding the power button is blue.