Brand Martin Model GPC-16E Finish Natural Year 2018 - 2024 Made In United States Categories Acoustic-Electric Guitars Active Preamp Yes Back Material Koa Body Shape Auditorium Color Family Natural Finish Style Satin Fretboard Material Ebony Model Family Martin GP-16 Number of Frets 20 Number of Strings 6-String Pickup Hybrid System Right / Left Handed Right Handed Series Martin 16 / 17 Series Sides Material Koa String Type Steel Top Material Spruce Show More