Overview Reviews Product Description The Korg OT-120 chromatic band and orchestral tuner is intended for orchestral instruments, packing precise performance and sophisticated functionality in a vertical design that's easy to hold and operate. The Korg OT-120 features a dual-display. Product Videos Custom Field Product Reviews Write a Review Write a Review × KORG KORG OT-120 ORCHESTRAL TUNER Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *