Martin MA550 Authentic Acoustic Superior Performance 92/8 Ph. Bronze Guitar Strings - Medium 13-56 cat5e and adds a couple of

and adds a couple of features previously unavailable

whichever works best

Presence control: + 6dB/-20dB >4kHz

& wireless mic with transmitter mounted

7″ scale

Martin MA550 Authentic Acoustic Superior Performance 92/8 Ph. Bronze Guitar Strings - Medium 13-56 cat5e and adds a couple ofMartin 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.