"An archtop guitar is a steel-stringed acoustic or semi-acoustic guitar with a full body and a distinctive arched top, whose sound is particularly popular with jazz players.Typically, an archtop guitar has: 6 strings An arched top and back, not flat Moveable adjustable bridge F-holes similar to members of the violin family Rear mounted tailpiece, stoptail bridge or Bigsby tremolo 14th-fret neck join"@en . . .