Passengers travelling with infants are also permitted to bring one personal item onto their flight as long as it is able to fit underneath the seat in front of them.
Additionally, all airlines traveling from, to, or within the United States are required to specify all baggage and special item charges at the time of passenger fare quote.
Make sure you do not deplete power in your devices as charging points at the airport might be limited and you may require an adapter.
Generally, this varies between geographic regions.