D'Addario EJ17 Phosphor Bronze Medium Gauge Acoustic Guitar Strings 13-56 EQD 4x 9V DC outputs

4x 9V DC outputs

Auto-Swivel Yoke with AGS allows multi-angle adjustment while safely locking your instrument in place

crank it up and get your Dick Dale on

The Terra Firma features our signature diode rotary switch

D'Addario EJ17 Phosphor Bronze Medium Gauge Acoustic Guitar Strings 13-56 EQD 4x 9V DC outputsEJ17 is a medium Phosphor Bronze set that offers heavier gauges for increased volume and projection. The increased tension makes them ideal for drop or altered tunings as well. Since D'Addario introduced Phosphor Bronze guitar strings in 1974, they have been synonymous with warm and well balanced acoustic tone. IDEAL FOR: ALL GENRES