Home Spring Sales Amazon Deals of the Day: Owlet Smart Sock 2 Baby Monitor (Tracks... Spring Sales Amazon Deals of the Day: Owlet Smart Sock 2 Baby Monitor (Tracks HR & Oxygen Levels) $210 By ARCOM - 3 March 2019 117 0 SHARE Facebook Twitter Go to the deal page: Amazon Deals of the Day: Owlet Smart Sock 2 Baby Monitor (Tracks HR & Oxygen Levels) $210