There’s now a simple way to track your baby’s heart rate and oxygen levels when they’re asleep thanks to the Owlet Smart Sock. This incredible technology-led design fits comfortably on your baby’s foot, delivering real-time data on your baby’s health direct to your smartphone. You can relax more knowing Owlet is keeping watch. The Owlet Cam Baby Monitor is a Wi-Fi camera with two way audio and night vision. Real time live feed, straight to your smartphone.