UpBright NEW Mini-Jack Adapter For RAT MXR DOD Guitar Effect Pedals Old DOD Guitar Effect Pedal 5.5mm Barrel Round Jack to 3.5mm Male Headphone Ear Phone Plug Tip Connector Tested Units. In Great Working Condition. UpBright 30 days money back guarantee. 1 full year service warranty. UpBright NEW Mini-Jack Adapter For RAT MXR DOD Guitar Effect Pedals Old DOD Guitar Effect Pedal 5.5mm Barrel Round Jack to 3.5mm Male Headphone Ear Phone Plug Tip Connector