Walrus Audio Fundamental Series Ambient ReverbFor the Fundamental Series, we challenged ourselves to design a set of pedals with the tonal integrity thats required to live on a professionals pedalboard, but with simplified controls friendly enough for even the newest effect pedal users. Each Fundamental pedal has three faders for tweaking the sound and a three way switch for changing pedal modes. The result is a line of pedals that will keep you covered from your first band practice all the way