20dB of clean volume boost
Audiophile-grade Op-amp
Toggle switch for selecting three different mid-range types
9-18v operation
Miniature form factor
9v – 18v:  2.1mm x 5.5mm Center Negative | 10mA @ 9v  | 20mA @ 18v
In/Out: ¼” Instrument Cable
3.65″ x 1.8″ x 2″ (including jacks and hardware)
Mechanical True Bypass