Martin MA150S Authentic Acoustic Marquis Silked 80/20 Bronze Guitar Strings - Medium 13-56 priority-cables You also get a built-in

You also get a built-in drum machine and looper

Remote Volume jack (connects to an optional 100K ohm potentiometer)

THD+N (unweighted)

Nylon Bridge Post Inserts for improved stability

and VU meters that are switchable between master and pre-fader

Martin MA150S Authentic Acoustic Marquis Silked 80/20 Bronze Guitar Strings - Medium 13-56 priority-cables You also get a built-inMartin Authentic Acoustic Marquis Silked strings feature a soft silk wrap that prevents wear and tear on the bridge holes and bridge plate as you play. The added thickness also ensures that bridge pins will stay locked in place, even in older bridges with worn holes. Our impeccable standards for acoustic guitar tone are embedded in our string design and precision manufacturing process. Thats why we make our own.