深圳中数蓝鹰科技有限公司——华为2G/3G模块一级代理商
主营：
GSM/GPRS模块:MG323，MG323-B,
CDMA模块:MC323-a,MC323,
TD-SCDMA移动模块：EM560，MT509
EVDO电信模块:EM660,MC509-A,MC509转60PIN,MC509转PCIE
WCDMA联通模块:EM770W,EM820W,MU509-B,MU509-G,MU509-C.MU609,MU733,MU739,MU509转60PIN,MU509转PCIE,MU609转PCIE
EVDO+WCDMA双模模块：GOBI3000
Working bands
TD-SCDMA2100/1900 MHz GSM900/1800 MHz (Data only or
Telematics)
For detailed information about the working bands supported, seeOverview.
Working
temperature
Normalworking temperature: –20°C to +70°C
Extreme working temperatures: –30°C to –20°C and +70°C to+75°C
Ambient
temperature for
storage
–40°C to 85°C
Power voltage
3.3–5.5 V (3.8 V is recommended.)
AT commands
See theHUAWEI MT509 LGA Module AT Command Interface
Specification.
Applicationinterface (116-
pin LGA
UART (supporting 8-wire UART)
One standard Subscriber Identity Module (SIM) card interface (3 Vor 1.8 V)
Audio(OPTION) :
(only telematics version supports this function)
For detailed information about the working bands supported, seeOverview.
2×Micphone in/1×Handset out/1×Speaker out/1×PCM
SMS
Management of text messages: read messages, delete messages,
storage status, and message list
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