Seymour Duncan Basslines AJB-5s Active pickup system for 5-string J Bass®. The neck pickup is fat and present with enough punch and snap to bring definition and brilliance to the low-B string. The bridge pickup has a solid bottom with a dip in the mids for warmth and clarity. A fully discrete, ultra quiet, 9-volt preamp delivers high output with excellent dynamic range. Neck pickup is 3-5/8" wide and bridge pickup is 3-3/4" wide. Wiring schematic, mounting screws, potentiometers, 9V battery clip, output jack, and wire are included. Made in the USA.