The YAMAHA TDM-75PP combines tuner and metronome functions. This is a discontinued product, so it is an older model. Although it is new and unopened, it has been some years since its production, and the condition of the contents has not been confirmed. Please purchase only if you understand the condition of the product. - Brand: YAMAHA - Model Name: TDM-75PP - Functions: Tuner, Metronome - Range: 410Hz〜480Hz - Pitch: A0〜C8 Thank you for viewing.