The Gravesend DR1 Digital Reverb Pedal offers 8 different modes which capture all of the classic reverb tones of the past 50 years. Select Spring mode to recreate vintage style tones from classic amps of the 1960’s. Plate mode gives you studio quality reverb. The Hall and Room options deliver natural characteristics of these settings. You can dial up surf, blues and rockabilly tones with the Gravesend DR1. This pedal offers maximum versatility. With the Time and Pre-Delay, and Mix controls, you can adjust the amount of reverb and the length of echo time. The tone control gives you a little extra high-end when you need it. The DR1 Reverb effects pedal delivers comparable to state-of-the-art studio processors or rack mountable units.