- This white noise machine is not only for home usage, but fits to office well with minimalist design, smooth texture and decent white color. Adjust the volume to protect your speech privacy in office when necessary. Besides, the sound machines for sleeping feature an audio option. No matter for increasing concentration or taking a nap, use the audio input to enjoy your own sounds without disturbing others. Note: This model doesn’t support batteries.
- The noise machine for sleeping can be played continuously or 30,60,90 min auto-off timer. Set a timer on sound machine to make efficient use and save electricity. What’s more, the white noise machine remember the lasting setting of light, sound, volume and timer, so you don’t bother to push buttons all the time!
