Thank you for viewing! ^_^ This is a YAMAHA tuner & metronome, model TDM-700, a Winnie the Pooh model. The tuner and metronome can be used simultaneously. I used it for about a year and a half in a club activity and have been storing it at home. 【Condition】 *As this is a used item, there are scratches and signs of use. Please consider purchasing only if you understand this. 【Operation Check】 ・Power on confirmed with 2 AAA batteries. (Batteries will be removed before shipping) ・Each button response confirmed OK ・Sound from the speaker confirmed OK with the metronome function ・I don't have any wind instruments, but I tested it with a recorder, and the tuner adjustment and tuner microphone are both OK. *Based on the above, a simple operation check has been completed. 【Included Items】 ・Main unit ・Tuner microphone *There is no box or instruction manual. Please use the electronic instruction manual, etc. 【Bonus】 ・Storage bag