The Anthem has all of the essential tools in one complete system. The feather-weight preamp and controls include: volume, mix, phase and a battery check. The mix control blends from the augmented TRU•MIC position to Element pickup only. FEATURES The patented TRU•MIC carries the majority of the guitars’ frequency range while the Element Pickup carries the lowest frequencies Mix control blends between the TRU•MIC augmented with low frequency support from the Element Pickup and full-range Element Pickup The mic is highly feedback-resistant Noise cancelling microphone technology eliminates any annoying honky or boxy qualities from the inside of the guitar Mic installs easily on the bridge plate with peel and stick adhesive Mic and pickup levels preset for optimum performance Soundhole preamp includes volume, mix, phase inversion, battery check, and mic trim controls All discrete pre-contoured soundhole preamp with preset crossover Element Pickup fits most common string spacings and saddle width Comes with battery bag for secure and unobtrusive battery retention L.R.BaggsI