…and a knob that spins like a drumstick.

In Sound Voltex, the difficulty levels are assigned letters:

: For home players trying to replicate the arcade feel, third-party controllers like the Gamo2 Faucetwo Go to product viewer dialog for this item.

: Two rotary knobs—one blue and one red—that control "lasers" on screen, a feature that set the game apart from other BEMANI titles like Beatmania IIDX .

The most persistent aspect of the mythos is the controller mod. The standard SDVX controller (the FauceTwo or Turbocharger ) features a distinctive shape: a central touch panel, six white buttons (BT), six smaller black buttons (FX), and two rotating side knobs.