DIMAVERY UK-800 Concert Ukulele, ebony, is a four-string concert ukulele with an integrated piezo pickup, preamp, and tuner. The instrument has an ebony body and top, a Gaboon neck, a walnut fingerboard with 18 frets, and a walnut bridge. It features a 375 mm scale length, 35 mm nut width, chromium-plated hardware, multicolor front binding, matte natural finish, volume control, and a three-band tone control. Two CR2032 lithium button cells are included.