Used Walrus Audio Fundamental Reverb Effect Pedal

Add spacious ambience to your board with this used Walrus Audio Fundamental Reverb in great condition. Designed for easy, great-sounding tones, it offers multiple reverb voices with straightforward controls for mix, decay, and tone to dial in anything from subtle room to lush wash. Built in a compact, road-ready enclosure with standard 1/4" in/out and 9V DC center-negative power, it’s a versatile upgrade for guitar, bass, or synth setups.