Martin MA140 Authentic Acoustic Superior Performance 80/20 Bronze Guitar Strings - Light 12-54 demo Excellent live sound featuring Sennheiser's

Excellent live sound featuring Sennheiser's renowned evolution microphone capsules

using standard XLRs

woodwinds and vocals

The key switches are the same type used by eSports keyboards and each key is certified for over a million operations

Martin MA140 Authentic Acoustic Superior Performance 80/20 Bronze Guitar Strings - Light 12-54 demo Excellent live sound featuring Sennheiser'sMartin 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.