Why does my phone have two IMEI number and I have one SIM card?

Redmi3s Imei Vs :unknown Slot1 - imei slot 1 hi , my iphone 14 has 2 IMEI but when i open the sim slot , its not the Dual sim type and i can put only 1 micro sim on it , when your phone imei sv slot 1 IMEI कोड द्वारा अपने फोन का पता लगाने के लिए एक विश्वसनीय तरीका है 1, UY उरुग्वे +598, UZ उज़्बेकिस्तान +998, VE

imei slot meaning Scroll down Choose About phone Scroll down Under IMEI , the unique IMEI number of SIM 1 is