Equalizer | from 15 to 26

The LD Systems PPA 2 is a high-quality phono preamplifier and equalizer designed to enhance the sound quality of vinyl records. It features adjustable gain control, selectable RIAA curve, and low noise circuitry for superior audio performance.

Schwarzkopf's hair primer, also called porosity equalizer, is a 250ml product designed to enhance color and improve hair health.

Boost volume and refresh hair instantly with this lightweight powder dry shampoo—blends into roots for a clean, full look without water, leaving a subtle scent and natural finish.

Bass graphic equalizer pedal with 7-band tone control for precise sound shaping and customization.

Adjust guitar tone with a 7-band equalizer, shaping sound through precise frequency control.