The D'Addario NS Capo solves the string buzzing, and out-of-tune performances that many guitarists face when working with a capo. This NS Capo employs an ultra-light design so you can quickly and accurately position it on your guitar's neck. Its smooth, tactile dial applies even pressure for buzz-free, in-tune performances at every fret. Designed for both 6- and 12-string guitars, you'll have great control and ease of use with this D'Addario NS Capo.