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General features
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Quad-Band 850/ 900/ 1800/ 1900 MHz
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GPRS multi-slot class 10/8
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GPRS mobile station class B
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Compliant to GSM phase 2/2+
– Class 4 (2 W @850/ 900 MHz)
– Class 1 (1 W @ 1800/1900MHz)
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Dimensions: 24* 24 * 3 mm
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Weight: 3.4g
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Control via AT commands (GSM 07.07 ,07.05 and
SIMCOM enhanced AT Commands)
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SIM application toolkit
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Supply voltage range 3.4 ... 4.5 V
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Low power consumption
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Normal Operation temperature: -30 °C to +80 °C
Specifications for Fax
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Group 3, class 1
Specifications for Data
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GPRS class 10: max. 85.6 kbps (downlink)
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PBCCH support
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Coding schemes CS 1, 2, 3, 4
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CSD up to 14.4 kbps
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USSD
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Non transparent mode
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PPP-stack
Specifications for SMS via GSM/GPRS
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Point to point MO and MT
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SMS cell broadcast
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Text and PDU mode
Drivers
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MUX Driver
Specifications for Voice
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Tricodec
– Half rate (HR)
– Full rate (FR)
– Enhanced Full rate (EFR)
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Hands-free operation
（Echo suppression）
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AMR
- Half rate (HR)
- Full rate (FR)
Interfaces
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Interface to external SIM 3V/ 1.8V
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analog audio interface
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RTC backup
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SPI interface
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Serial interface
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Antenna pad
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I2C
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GPIO
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PWM
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ADC
Compatibility
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AT cellular command interface
Approvals（on going）
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CE
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FCC
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ROHS
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PTCRB
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GCF
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AT&T
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IC
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ICASA
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TA