EM820W 华为3G模块中囯联通WCDMA

产品名称:华为3G模块 WCDMA HSPA+ EM820W
产品描述:

Feature	Description
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
Ambient temperature for storage	–40°C to 85°C
Power voltage	3.3 V±9 %(3.3 V is recommended)
AT commands	See the HUAWEI EM820W HSPA+ PC Embedded Module Software Guide Specification.
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 *Support for the protocol data unit (PDU) mode

Data services	GSM CS: 9.6/14.4 kbps GPRS/EDGE: Multi-slot Class 12, Class B WCDMA CS: UL 64kbps/DL 64kbps WCDMA/HSDPA PS: UL384kbps/DL3.6Mbps, HSDPA Category 6, 8, 9, 10, 12, 14 *HSPA+ Rel7
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)

华商宝