Which one of the following statements best describes about eSIM ?
1
Gaining access to network services with eSIM involves inserting an electronic chip into the phone's SIM card slot.
2
eSIMs permit usage across different service providers without necessitating the switch of physical cards.
3
eSIM technology is incompatible with IoT devices and smartwatches.
4
An eSIM never allows the adoption of different carrier profiles.