The Owlet Dream Sock smart baby monitor offers parents complete peace of mind. The medically validated system is worn comfortably on the foot and enables real-time monitoring of heart rate, oxygen saturation, sleep patterns and other parameters. State-of-the-art technology delivers clinically validated medical accuracy, and the connected Owlet Dream app sends real-time readings directly to your mobile device and a nearby base station – both of which alert you if your baby needs your immediate attention. Dream Sock offers the perfect combination of technology and safety – for ultimate peace of mind. Dream Sock is intended for use with healthy infants aged 0 to 18 months or weighing between 2.5 and 13.6 kg. Range: 9m.