The DD-2 gave guitarists and other musicians pristine-sounding digital delay in a simple stompbox for the first time ever. This popular pedal had controls for delay time, effect level and mode, making it easy to add everything from a short slapback to longer, tempo-based delays. the most sought after Digital delay, Blue label - Made in Japan Most analog sounding digital delay, never replicated Still in original box that I bought in 1984 - very sought after pedal