YAMAHA Metronome Tuner TDM-75R The contents have been opened, but the main unit is unused. The outer box has minor scratches. Accessories are as shown in the photos. Instruction manual and batteries are included. The batteries are unused, but I'm not sure if they still work. This product is also good! It has a recording function, so you can listen to your own performance. You can also connect it to a PC to transfer data. It's very convenient. It's a very valuable, unused item. - Model Name: TDM-75 - Brand: YAMAHA - Functions: Tuner, Metronome - Frequency Range: 410Hz〜480Hz - Tempo Range: 30〜250 BPM - Accessories: Instruction manual, batteries I have other items for sale, so please take a look. I offer rare and bargain items. Since they are one-of-a-kind items, they will not be relisted if sold out. Please also check my feedback; I handle everything properly. I only deal in authentic products.