产品描述：
Working bands GSM/GPRS/EDGE 850/900/1800/1900 (MHz)
HSPA+/HSUPA/HSDPA/WCDMA 2100/1900/900/850 (MHz)
Working
temperature Normal working temperature: –10°C to +55°C
Extreme working temperatures: –20°C to –10°C and +55°C to +70°C
storage temperature –40°C to 85°C
Power voltage 3.3 V±9 %(3.3 V is recommended)
Application interface (52pin Mini PCI-E interface) One standard Subscriber Identity Module (SIM) card interface (3V or 1.8 V)
USB 2.0 (high speed)
WAKE#: Wake up signal
W_Disable#: for turning on/off the RF signal.
LED_WWAN#: Active-low LED signal indicating the state of the card
Power Interface
SMS New message alert, receiving and sending text messages
Management of text messages: read messages, delete messages, storage status, and message list
Data services 21Mbps(DL) 5.76Mbps(UL)
Physical features Dimensions (L × W × H): 50.95 mm × 30 mm × 4.5 mm
Weight: < 15 g
Certification information Restriction of the use of certain Hazardous Substances (RoHS),
European Conformity (CE), Federal Communications
Commission (FCC)