Date Region Description Price Seller
EUTESTED!!!VERY GOOD CONDITION FULLY FUNCTIONAL. ALL OUR...$91.46
USAEHX Q-Tron Plus Envelope Filter with Effects Loop The ...$192.30
EUEnvelope Filter ![Electro-Harmonix Qtron](https://rvb-...$116.86
EUVERY GOOD CONDITIONSORIGINAL BOX NOT INCLUDEDFULLY WORK...$159.78
USAThis is a used Electro Harmonix Micro Q-Tron cosmetical...$89.00
USAIf you buy more than 1 pedal from my store, shipping is...$75.00
Japan[Product Description]The Electro-Harmonix Q-Tron Plus i...$190.61
Japan[Product Description]The electro-harmonix Q Tron is an ...$227.06
EUIn great condition. ![Electro-Harmonix Q Tron Plus](ht...$157.64
USAWhen you want your wahs to be a little bit more control...$79.00