IMEI

(redirected from phone serial numbers)
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IMEI

(International Mobile Equipment Identity) A unique number assigned to a GSM, UMTS or IDEN cellphone. The IMEI identifies the phone model and serial number, whereas the IMSI (international mobile subscriber identity) number identifies the user. The equivalent of IMEI in a CDMA cellphone is the electronic serial number (see ESN) or mobile equipment ID (see MEID). See IMSI.
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