A:AnswerTechnically, they can be connected to a TV that has Bluetooth Universal Receiver and Transmitter. However, the sound quality and continuity of connection leave much to be desired. There are other over the ear headphones that do a better job of connecting to Bluetooth enabled televisions. The JBL Free Gen 2 are less than ideal for connecting with a television.
A:AnswerNOT this exact case but same idea for USB charging - https://www.harmanaudio.com/dw/image/v2/AAUJ_PRD/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw9fea6a7b/Back_front-1605x1605px.jpg?sw=556&sh=680&sm=fit&sfrm=png
A:AnswerPlease try the troubleshooting steps on our support page article about "Battery and Charging" to isolate the issue with your JBL Free X earphones. https://support.jbl.com/us/en/
A:AnswerPossibly if you purchase their advanced coverage plan. But in all honestly if this is concern for you then any true wireless earbud is not for you... or at least get the kind that have the hook that goes over your ear.