EDGE/GPRS/GSM Bands:1800/1900 MHz Power Class 1 (30 dBm), EDGE/GPRS/GSM Bands:850/900 MHz Power Class 4 (33 dBm), GSM/GPRS/EDGE: 850/900/1800/1900 MHz, UMTS/HSDPA/HSUPA:2100 MHz, 900/2100 MHz, or 850/2100 MHz, UMTS/HSDPA/HSUPA:Power Class 3 (+23 dBm)