Equalizer Effect Pedals are the thing to get at Twin Town Guitars
Guitar Pedal X - GPX Blog - Muir Audio Design's Morphtone EQ - a Morphing Dual Parametric EQ - delivers an innovative and powerful new way for shaping your instruments' output tone
Fairfield Long Life One-Band Parametric EQ Pedal - Perfect Circuit
Boss PQ-4 Parametric Equalizer - YouTube
Yamaha NE-1 Bass Parametric EQ Box - Walmart.com
3 Band Parametric EQ | carl
Utility Parametric EQ – WMD
JHS Pedals Haunting Mids - Parametric EQ – Thomann United States