Brand: L.R. Baggs
It's a preamp, EQ, electronic tuner & direct box all housed in a rugged floor box, perfect for all acoustic instruments. Features include 5-band EQ with tuneable low & high mid controls, 100% discrete circuitry for quiet sound, adjustable gain, Garret Null notch filter, phase inversion, foot switch activated chromatic tuner, foot switch activated solo volume boost with output level control, series effects loop and more. Runs on 9V battery or 9V adaptor plug (not included). All the essentials in one very well designed package. Very nice.