Date Region Description Price Seller
USAThis Q tron is in very good condition (doesn’t include ...$69.00
CanadaClassic envelope filter that takes up less pedal board ...$92.24
USAElectro-Harmonix Nano Q-Tron envelope filter pedal in e...$84.95
USAUsed in very good condition. Box included ![Electro-H...$65.00
USAThe Nano Q-Tron responds to the user’s playing style an...$74.95
USAUSED - EXCELLENTUsed in a smoke-free and pet-free studi...$85.00
USAElectro‑Harmonix Q‑TronThe EHX Q-Tron is a classic, tou...$89.99
USANano Q tron purchased new in November 2025 and used on ...$70.00
USAPedal sounds great and is fully functional. This item w...$65.00
USAThis is a used Electro Harmonix Nano Q-Tron cosmeticall...$89.00