High quality, low noise endpin preamp designed specifically for the LB-series of pickups (LB6, LB6X, LBC and LB12). The preamp is embedded in a high quality TRSS (Tip, Ring, Sleeve, Switch) endpin jack. Comes pre-wired with a 9V battery cable and a soundhole mounted volume control wheel. Also includes a nylon battery bagg that attaches with velcro (battery not included).