Anyone who has either version would you check if there is a sim card slot under the back cover? Also, how heavily is it branded?
Networks
Global GSM Model:
GSM/GPRS/EDGE (850, 900, 1800, 1900 MHz)
UMTS/HSPA+ up to 21 Mbps (850, 900, 1900, 2100 MHz)
US GSM Model:
GSM/GPRS/EDGE (850, 900, 1800, 1900 MHz)
UMTS/HSPA+ up to 21 Mbps (850, 1700 (AWS), 1900 MHz)
CDMA Model:
CDMA/EVDO Rev A (850, 1900 MHz)
Both GSM models require a micro SIM card.