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Amazon.com: eufy Baby Smart Sock, Track Sleep Patterns and Heart Rate, Smart Baby Monitor, for Babies 0-18 Months, Use for 24 Hours : Baby
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Amazon.com: Owlet Accessory Fabric Sock for Smart Sock 2 Baby Monitor (Sensor and Base Station Not Included), Set of 3 sizes (0 - 18 months), Blue : Baby
Baby product company Owlet's stock sinks after FDA warning letter says it didn't get proper approval for flagship Smart Sock product - MarketWatch
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