Martin MA550T Authentic Acoustic Lifespan® 2.0 Guitar Strings Phosphor Bronze, Medium EQ Plugins USB bus powered (also supports

USB bus powered (also supports AC power)

The dual playback sequencer works with both MIDI and MP3 files

Choose between several display profiles

12" Celestion 80 Watt loudspeaker

Users now have control over frequency

Martin MA550T Authentic Acoustic Lifespan® 2.0 Guitar Strings Phosphor Bronze, Medium EQ Plugins USB bus powered (also supportsMartins next generation Lifespan 2. 0 strings are engineered using a new, patented technology only available from Martin. This technology was developed to protect the core wire and the wrap wire to prevent corrosion without compromising tone the single most important attribute of the guitar strings. Authentic Acoustic Lifespan 2. 0 strings look better, sound better, and feel better, providing a smooth playing experience that reduces finger drag. They