Martin OM-28E Standard Series Acoustic-Electric Guitar, Natural w/ Hard CaseAs part of their refreshed and revised Standard Series, the Martin OM 28E is among the brand's most historically trusted models with exciting playability and dynamite tone. Precision and versatility come together as primary priorities with this Standard Series entry as trust in one of Martin's standby models goes on and on. The classic expertise in acoustic guitar design Martin has become known for is well on display with the OM 28E. A 000 14 Fret