Sire A4GSNT acoustic grand auditorium guitar, solid top and back (roasted top) with SIB electronics, naturalTHE SIRE UPGRADED GA ACOUSTIC GUITAR The upgraded Sire acoustic guitar is brimming with design and features meeting the quality standard of Larry Carlton. The A4 has two body shapes Dreadnought and Grand Auditorium. More than the comfort from the rolled fretboard edges, the added solid Mahogany back plate makes the acoustic guitar more worth than its value. UPGRADED ACOUSTIC BODY AND NECK Grand Auditorium body made up of a solid Spruce on top and a