All original pieces are included and the system is in good pre used condition! Used lighty for one child. The Owlet Smart Sock is a second line of defense for your little one. Unlike other baby monitors that only let you hear or see your baby, the Owlet Smart Sock is the only baby monitor at Walmart to track your baby's heart rate and oxygen level while they sleep using proven technology so you know your baby is okay*. Track your baby’s heart rate and oxygen level and view real-time insights in the Owlet app to know your baby is sleeping soundly. Plus, see how long and how well your baby slept and use the data to create new routines as your baby grows. Owlet Smart Sock 2 Baby Monitor: Know Your Baby is Okay* Track your baby's heart rate and oxygen level while they sleep using proven technology, so you know your baby is okay*. Sleep More, Worry Less 94% of parents report better sleep with Owlet. Rest easy knowing you’ll receive proactive notifications via lights and sounds if your baby’s oxygen level or heart rate leave preset zones. Review Sleep Insights Track how long and how well your baby slept and use the data to create new routines as your baby grows. Monitor What Matters Every parent craves reassurance their baby is sleeping soundly. The Smart Sock tracks important wellness data when it matters most. Access From Anywhere View real-time heart rate and oxygen level and receive notifications from any connected device using the Owlet app. Safe and...