D'Addario EJ41 9-45 12 String, Phosphor Bronze Double Ball Ends open mic night

open mic night

and a 9V / 18V toggle switch

ProSteels are D'Addario's brightest and most magnetic bass strings

Core: High carbon steel hex

D'Addario EJ41 9-45 12 String, Phosphor Bronze Double Ball Ends open mic nightExtra Light 12 String Acoustic Guitar Strings D'Addario was the first to use Phosphor Bronze in acoustic guitar strings back in 1974. Today, Phosphor Bronze is played throughout the world and considered to be the standard in acoustic strings, thanks to its beautiful sonic balance and tonal warmth. Our pioneering Phosphor Bronze acoustic guitar strings are precision wound with phosphor bronze wrap wire over a high carbon steel core, providing tonal