Spirale features a proprietary design to deliver natural stereo echoing using very clean delay, filter and pan algorithms adding subtle modulation to the feedbacked signal without introducing any unwanted distortion.

Features include automatic synchronization to the host with regular, dotted and triplet delay times including off-beat fine tuning, unusual time signatures compatibility and smooth adaption to value/tempo changes, choice between direct and offset feedback path, host sequencer automation, intelligent MIDI control from external devices, 24 presets slots, A/B morphing for each preset, Dry/Wet mixing.