First It is far more compact than I believed and that was a pleasing surprise. The privacy button is super great. I have mine set to show off when I get there home (by connecting my phone gps sign) however you can just touch The privacy button and switch it https://back-support-to-sit-up-st48892.jts-blog.com/31792788/when-can-you-use-an-at-home-fetal-doppler-for-dummies