Korg CA-2 Chromatic Tuner

Korg Chromatic Features: 2 AAA Batteries Power LCD Needle Type Meter 410Hz - 480Hz Calibration A0-C8 Detection Range C4-C5 Reference Tone Input Jack (1/4" Mono Phone Jack) Clearly sharp and flat Product Dimensions: 3.97" Width x 2.36" Height x 0.63" Depth Weight: 675" 2.5g. 36 oz.