Owlet Sock Size 4. The hub connects via wifi on 2.4 ghz. With owlet’s new predictive sleep technology, the dream app will let you know when baby might be ready for sleep—before … The smart sock plus includes a third, larger size sock that can fit children up to 25 kg. Get an 8 hour charge in under 20 minutes, and a full 16 hours in 90 minutes. Tervetuloa myymälään tai tilaa lastenatrvikkeet nopeasti ja kätevästi netistä! Can my baby wear footie pajamas, a swaddle or a sock with the owlet smart sock? So i can monitor the levels from my tablet/phone.