A SIM Card is a chip that identifies your phone when it connects to cellular networks and stores some key information, such as your phone number.
SIM SIM bụ mgbawa nke na - akọwa ekwentị gị mgbe ọ na - ejikọta netwọk sel na echekwa ụfọdụ ozi dị mkpa, dịka nọmba ekwentị gị.