Electro Harmonix Grand Canyon Delay And Looper - UsedElectro Harmonix's hugely powerful Grand Canyon delay and looper pedal takes out all the stops for giving players a fully fledged effect experience in one case. With extensive controls and settings to mix and plenty of echoing voices to find along the way, the Grand Canyon is a trip. This Electro Harmonix Grand Canyon is in very good condition and is fully functional. There are minor cosmetic signs of wear.