D'Addario EJ13 - SET ACOUS 80/20 BRZ CST LITE compressor and Grace's distinctive heart signature

and Grace's distinctive heart signature adorning the back of the headstock

Mode 1 is slow

and the SQ-10 has evolved into the more modern SQ-1

super-low latency

The patented Aquarian Floating muffle ring adds a crisp focus to the lower frequencies

D'Addario EJ13 - SET ACOUS 80/20 BRZ CST LITE compressor and Grace's distinctive heart signature80 20 Bronze are D'Addario's brightest acoustic strings, made to give your guitar an unparalleled shine. These bold sounding strings were developed by John D'Addario Sr. and guitar maker John D'Angelico in the 1930s, and have been beloved for their sparkling, trebly tone ever since. Made with a high carbon steel core and 80 20 Bronze wrap wire, 80 20 acoustic strings offer remarkable depth, along with rich, bright harmonics, and powerful projection.