A sonic enhancer pedal, developped in collaboration with Michael Eisenmann, former chief developper and co-owner of AER amps, that will make any power amp (analog, digital, tube) sound great. It took us years to get this right and we are very proud of this pedal, a must to check out. Lehle true sound switching and power technology on board on all pedals of course and all pedals continue to be built in Germany by Burkhard Lehle’s team.