The LR Baggs Venue DI Acoustic Direct Box offers a discrete acoustic guitar preamp. It combines a transformer-coupled DI output for maximum isolation, an EQ specifically tuned for acoustic guitars, a variable-boost control to complement your playing styles, and a chromatic digital tuner to help you stay in tune. Combining features from at least three stompboxes into one pro box, the LR Baggs Venue D.I. brings a new level of fidelity, confidence, and usefulness to performing acoustic musicians. The Venue D.I. is one of the most comprehensive and best-sounding tools ever to tame the surliest stage. High-end audio transformer coupled XLR for full immunity from ground loops 100% Discrete circuitry and EQ for sweet transparent and ultra quiet sound Adjustable gain to handle most passive and active inputs Garret Null notch filter to non-destructively handle feedback Full chromatic tuner with footswitch mute/tune function Bomber construction with metal shaft potentiometers Phase inversion for best sound and feedback control Works with 9V battery or DC adapter (not included) Tunable low and high mid controls Adjustable solo boost foot switch control Real VU meter to accurately set gain 4-segment battery status gauge Series effect loop