Ovation AX Series MM68AX-5 Pro Mandolin, Black Features a hand-selected solid-spruce top with lightweight, Mando-Quintad bracing designed to enhance punch and projection Ovation's pioneering multi-sound hole design enhances string vibration and sustain by improving soundboard efficiency With its Round back composite body, the Ovation Mandolin offers more acoustic volume and cutting power than expensive fatback models The instrument's upper-bout sound holes are inlaid with exotic hardwoods, and a cutaway offers full access to the sleek, satin-finished 5-piece mahogany/maple neck and ebony freeboard A custom high-output pickup and special version of the OP-24+ preamp give the Ovation Mandolin unparalleled amplified tone