Michael Kelly MKFPSKOSFX Forte Port Exotic Acoustic Electric Guitar w/ Fishman Preamp - Gloss KoaForte Port Koa The Forte Port Koa features Michael Kelly's Port Technology. This fresh new approach to top bracing and soundhole placement results in a noticeable improvement in sonic performance. It is dynamic, responsive and has a big bold sound. The Forte Port Koa features an aggressive cutaway giving you more fingerboard access and great balance. The Forte Port Koa is equipped with an active Fishman Preamp and the under saddle bridge pickup