D'Addario O-Port Sound Enhancement for Acoustic Guitar, Large, Black Nuts 100% cotton

100% cotton

Flipping the switch to Poly allows you to play more than one note at the same time to produce stunning chord harmonies and luscious pads that add soul and depth to your music

Tatsuno Japan

In Parallel mode

gonzo overdrive and everything in-between

D'Addario O-Port Sound Enhancement for Acoustic Guitar, Large, Black Nuts 100% cottonThe D'Addario O port for standard size sound holes is the easiest and most affordable way to enhance the sound of any acoustic guitar without any modification to your instrument. Simply place inside the sound hole of the guitar and experience greater fuller tone, clarity, and projection all while taming feedback in during live performances. The O Port will make any guitar from beginner to custom sound richer, fuller, and louder, with more clarity and