It is available as a small desktop unit and as a 49 key velocity and aftertouch sensitive keyboard version.

[2] It is named after the character Ernst Stavro Blofeld, the leader of the fictional SPECTRE organisation from Ian Fleming's James Bond series; this lends its name to the sound management computer application SPECTRE, used to send audio and firmware data to the synthesizer.

Two subsequent Waldorf synthesizers have been named after Bond villains; the Stromberg and Largo.

The 25-voice, 16 part multitimbral instrument is marketed as a low-cost unit that can reproduce the sounds from previous Waldorf synthesizers in the Q, also named after a James Bond character, and Wave lines.

Some require a specific sample licence, again at an additional cost.