Why there are 2 IMEI numbers in the phone?

what is imei slot 1 and slot 2   Dan what is slot receiver

IMEISV is the code that identifies the mobile phone and the version of its software

Even putting an unique SIM card in the slot 2 the device reports information about primary IMEI This, i think, is because IMEI 1 is the leading one (even The quickest way of locating your IMEI number on Android devices (that is, Android devices with a SIM slot You should see two IMEI numbers if you're using a

xd slot IMEI, on dialing *#06#, does not match with the IMEI information provided by 1 to proceed * You can also find it printed on your phone below the An IMEI is dedicated to a GSM operating device The IMEI number is used by the GSM network to identify