Martin MA540TPK3 Authentic Acoustic Lifespan Treated (3 Packs) Guitar Strings - Light 12-54 bench robust ribbon design makes it

robust ribbon design makes it worthy of a long-term spot in your mic locker

use the ⅛-inch stereo input to plug in your smartphone

Computer Interface: USB Mini-B port for software updates and configuration

and other similar devices

at any angle you desire

Martin MA540TPK3 Authentic Acoustic Lifespan Treated (3 Packs) Guitar Strings - Light 12-54 bench robust ribbon design makes itNext generation Martin Authentic Acoustic Lifespan 2. 0 strings are engineered using a new, patented anti corrosion treatment only available from Martin. It protects the core and wrap wire to prevent corrosion without compromising tone or feel. Our impeccable standards for acoustic guitar tone are embedded in our string design and precision manufacturing process. Thats why we make our own.