The Funky 70's are back with the Electro Harmonix Dr. Q Envelope Filter. Specializing in generating percussive punchy filter sweeps for a rhythmic groove, the DR. Q features one knob for range control and a switch-selectable range control. The Electro Harmonix Dr. Q Envelope Filter also features:
- True bypass
- Simple one-knob range control
- Switch-selectable bass boost
- Responds to your personal picking style
- Tough and compact die-cast chassis
- 9-volt battery included
- Optional US96DC-200BI power supply available
