Used Walrus Audio Fundamental Reverb Effect Pedal

Add lush atmosphere to your tone with this used Walrus Audio Fundamental Reverb pedal, in great condition. Featuring three reverb modes—Hall, Spring, and Plate—along with intuitive sliders for Mix, Tone, and Decay, it’s perfect for dialing in everything from subtle ambiance to expansive soundscapes. Built with rugged housing and true bypass switching, it delivers studio-quality reverb in a compact stompbox format ideal for any pedalboard. Powered by standard 9V DC (not included).