Date Region Description Price Seller
USAGeneral info: for a funky feel using filter effects, th...$309.00
USAElectro-Harmonix Q-Tron Plus Envelope Filter with Effec...$169.00
UK- perfect working order with power supply. - a differen...$297.56
USAThis is a used Electro Harmonix Q-Tron cosmetically in ...$159.00
USAWhen you want your wahs to be a little bit more control...$79.00
EUIn great condition. ![Electro-Harmonix Q Tron Plus](ht...$157.64
Japan[Product Description]The electro-harmonix Q Tron is an ...$227.06
Japan[Product Description]The Electro-Harmonix Q-Tron Plus i...$190.61
USAIf you buy more than 1 pedal from my store, shipping is...$75.00
USAThis is a used Electro Harmonix Micro Q-Tron cosmetical...$89.00