R-24 RIGEL PREAMP is a high gain preamp simulationpedal that simulates the head greatly,it offers cleanand futuristic tone for metalhead guitarists. Apartfrom 3-band EQ, high gain and Overdrive Control,the Bright toggle switch creates much sharper tone, the FEEL toggle switchcontrols the tone’s tightness, while the MOD toggleswitch offers 3 special head tones. Its versatilitymakes it a source of inspiration to you.