Martin MA240 Authentic Acoustic Superior Performance 80/20 Bronze Guitar Strings - Bluegrass 12-56 3-channel The PRSM helps suppress low-frequency

The PRSM helps suppress low-frequency rumble by absorbing and damping vibrations

You can easily create your own kits and choose from the various high-quality sounds

A very well balanced stick

the Voyager transforms into a thick overdrive

Martin MA240 Authentic Acoustic Superior Performance 80/20 Bronze Guitar Strings - Bluegrass 12-56 3-channel The PRSM helps suppress low-frequencyMartin Authentic Acoustic Superior Performance SP strings feature higher tensile strength and tin plated core wire on all six strings that enable a fuller and more balanced tone, quicker response and increased tuning stability. Our impeccable standards for acoustic guitar tone are embedded in our string design and precision manufacturing process. That's why we make our own.