# UMTS Universal Mobile Telecommunications System (UMTS) is a third-generation cellular standard in the GSM lineage. The iPhone SE legal label lists it alongside CDMA, GSM, and LTE. ## Source [[Scanned_20260730-1230#PDF Page 12|Scanned_20260730-1230, PDF page 12]] ## Lineage [[GSM]] → UMTS → [[LTE]]