YAMAHA TDM-75, a dual-mode device combining tuner and metronome functions. - Model Name: TDM-75 - Brand Name: YAMAHA - Included Items: Instruction manual, clip microphone - Functions: Tuner and metronome functions - Dual Mode: Equipped with dual-mode function The main unit has some minor scratches. This item was used during high school, so please understand that it is a used item before purchasing.