The Boss DD-20 Digital Delay offers more User memory and the longest delay of any effect pedal -- up to 23 seconds! Delay time can be quickly set using the push-button knob or via tap tempo. And with a choice of 11 modes -- including new “Smooth” and “Twist” delays and sound-on-sound recording -- this Twin Pedal raises the bar for delay effects.

Features:
Boss’ most powerful delay pedal with up to 23 seconds of delay

11 delay modes including classic tape delay and sound-on-sound recording

New “Smooth” and “Twist” modes for subtle or radical delay effects

Memory function for changing delay modes seamlessly

New push-button knob for setting delay time in fine or coarse adjustments