The Echo Fix EF-P2 is a real Spring Reverb pedal that packs a huge sound into a small enclosure. The EF-P2 features a three-spring reverb tank, adjustable Spring Drive, Bass / Treble EQ controls, and Reverb Volume control. With a footswitch for reverb bypass and also a direct signal mute footswitch, the EF-P2 can also be used as an outboard effect in recording studios. With increased voltage rails for studio use, the EF-P2 can accept line level inputs from synths and other audio devices, not just guitar. Features: Real spring reverb pan Spring drive control Bass control Treble control Reverb Level Control Soft momentary switching for noiseless Bypass and Direct Mute switching Increased internal power supply voltage rails for increased dynamic range Illuminated reverb tank viewing window Power - 9VDC Centre Negative Current - 200mA minimum Input Impedance - 1MΩ Output Impedance - 1KΩ Dimensions - 160mm x 130mm x 60mm (6.29" x 5.11" x 2.36")