BOSS' most powerful delay pedal with up to 23 seconds of delay.
11 delay modes including delay and sound-on-sound recording:

Analog
Tape
Warp
Twist
SOS (Sound On Sound)
Dual
Pan
Smooth
Modulate
Reverse
Standard

“Smooth” and “Twist” modes for subtle or radical delay effects.
Memory function for changing delay modes seamlessly.
Push-button knob for setting delay time in fine or coarse adjustments.