KORG OT-120 ORCHESTRAL CHROMATIC TUNER OT120 with Flanger FA-01 Clip On Contact Microphone Transpose Range/ C, C#, D, Eb, E, F, F#, G, G#, A, Bb, B a needle-type meter with a wide range and versatile functionality Accurately tune orchestral instruments over a wide range Vertical-design and superior visibility comes with a compact clip microphone for tuning acoustic guitar, wind instruments