<human>:  Can you explain the difference between a SIM card and a memory card?
<bot>: A SIM card, or Subscriber Identity Module card, is a small card used in cellular phones and other mobile devices for identification and authentication. It stores information about the user's account, including their phone number, network preferences, and network data. A memory card, on the other hand, is a removable storage device used to store and transfer data from one device to another. Memory cards can come in a variety of sizes and types, such as Secure Digital (SD) cards, CompactFlash (CF) cards, and Memory Stick (MS) cards. It stores data such as music, photos, and video files.