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发表于 2014-3-12 23:49:29
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提供21M 3G模块:
Band: WCDMA/HSPA: 2100 MHz
GSM/GPRS/EDGE: 850/ 900/ 1800/ 1900 MHz
Encapsulation: stamp perforation
Sensitivity: WCDMA 2100 MHz: -105.5 dBm
GSM 850/900 MHz: -104 dBm
GSM 1800/1900 MHz: -104 dBm
Output power: WCDMA/HSDPA 2100MHz: +23dBm (Power Class 3)
GSM/GPRS 850/900 MHz: +33dBm (Power Class 4)
GSM/GPRS 1800/1900 MHz: +30dBm (Power Class 1)
EDGE 850/900 MHz: +27dBm (Power Class E2)
EDGE 1800/1900 MHz: +26dBm (Power Class E2)
Power supply: 3.3V/1100mA
Average power consumption: <= 2.25W
AT commands: 3GPP 27007 AT commands
WAHEN enhanced AT commands
OS supported: Windows 2000, Windows XP, Vista,Win7
Linux(2.6.18 later)
Android
Dimensions: 39.5mm*31mm*2.4mm
Weight: <30g
Operating temperature: -10 to 65° C
Storage temperature: -20 to 70° C
Humidity: 5%~ 95%
Additional Features
Firmware update via USB
Embedded TCP/IP stack
Data
HSPA: UL 5.760Mbps/ DL 21Mbps
WCDMA PS: UL 5.760Mbps/ DL 21Mbps
GPRS/EDGE: Multi-slot Class 12
Voice
Support analog voice function and MIC/SPK interface
Support PCM voice function and interface
Echo cancellation
Noise reduction
DTMF support
SMS
SMS transmission: Supporting SMS based on CS domain of GSM or WCDMA
Supporting SMS based on PS domain of WCDMA or EGPRS
SMS functions: Writing,sending,receiving,storage,division,sorting,import,etc.
SMS group transmission: 20 phone numbers for each time
Interface
Antenna interface
stamp perforation
USB 2.0 high speed
PCM voice
Analog audio
UART
GPIOs
SIM card (1.8V / 3.0V)
Power supply
Wakeup
LED indicator
Reset
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