Meaning of the word "SIM card" in English

What does "SIM card" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

SIM card

US /ˈsɪm ˌkɑːrd/
UK /ˈsɪm ˌkɑːd/
"SIM card" picture

Noun

a small removable smart card used in mobile phones to store user data and identify the subscriber to the network

Example:
I need to buy a local SIM card to avoid roaming charges.
The phone won't work without a SIM card.