As a teacher, one truly has a tough job! You are constantly burdened with weekend work, overpriced vacations since you can only travel during school breaks, and then there are those rebellious and annoying students who do everything except what they are supposed to do.

For the latter, there is now a new miracle weapon: the sound machine just for teachers! Whether it's "Stop rocking," "You're not dumb, you're lazy," or the ever-popular phrase "I end the class, not the bell" – this ingenious device contains all the essential teacher sayings and is guaranteed to save your voice and nerves!.