1st It is really more compact than I assumed and that was a pleasant surprise. The privacy button is super amazing. I have mine set to turn off when I arrive home (by connecting my phone gps signal) however , you can just touch The privacy button and turn it https://thomasu603sdm9.ltfblog.com/31763968/the-ultimate-guide-to-pocket-fetal-doppler-cd3-0-ipx4