Brand new, unused white sound noise machine KJ-1515 This machine supports restful sleep and concentration! Perfect for putting babies and children to sleep♪ It generates high-quality "white noise" that has a soothing effect on the mind and body! White noise, which is not biased towards specific frequencies and includes sounds of all frequencies, masks annoying sounds and creates a feeling of being enveloped in a peaceful silence (*^^*) ✨Supports restful sleep✨ Ideal for use in the bedroom. It effectively masks all kinds of noises that can disturb sleep, such as sounds from the next room, car noise, and pet noises, promoting smooth sleep onset and high-quality sleep. It gently supports you in falling back asleep even if you wake up in the middle of the night. ✨Improves concentration✨ It also works well when you want to concentrate while working in the office or study, or while studying! By making you less aware of surrounding conversations and noises, you can work more efficiently without interrupting your thoughts. ✨Versatile use✨ You can experience its effects in various situations, such as putting babies to sleep, meditation, relaxation, and relieving tinnitus. ✨Simple operation & compact design✨ Intuitive button layout and a compact design that doesn't take up much space! You can easily carry it to various places, such as your living room and bedroom at home, as well as the office. ✨Soothing sound experience✨ The white noise generated from the high-quality speaker is gentle on the ears and is characterized by being less tiring to listen to even for long periods of time(*´︶`) The white sound noise machine is your partner for making your everyday life richer and more comfortable! No more suffering from noise, get high-quality peace of mind and concentration.