Ovation Guitar OptiMax Preamp

This is the Ovation OptiMax onboard preamp control panel, featuring a comprehensive set of tone-shaping controls including Volume, Blend, Bass, and Treble sliders alongside an EQ bypass switch. The unit includes a crossover (X-Over) control with LOW/HI selection, a Mid Shape knob for midrange contouring, and a Phantom/Battery power indicator with a red LED. The OptiMax system represents Ovation's advanced onboard electronics designed for acoustic-electric guitars.