D'Addario XT Phosphor Bronze Acoustic Guitar Strings, Extra Light, 10-47 Compression Pre-stretched HTP nylon ropes to

Pre-stretched HTP nylon ropes to better hold the tuning

medium or slow speeds to match your tuning preference

Paralimit and X-Former

RF shielding against intermodulation from wireless equipment/devices

four different voices

D'Addario XT Phosphor Bronze Acoustic Guitar Strings, Extra Light, 10-47 Compression Pre-stretched HTP nylon ropes toStand the test of time with strings that endure. DAddario XT strings use groundbreaking life span technology on every string in the set to bring you enhanced pitch stability and long lasting performance all while preserving the tone and feel of your favorite untreated strings. These strings are made to stay, for performance that never fades away. XT strings feature an extended lifespan treatment on every string in the set, preserving the natural tone