Specifications
COMBO GNSS, car GPS/GSM/GPRS MODULE hot sale
GPS, BeiDou, SBAS, QZSS L1 frequency for
GNSS; standard NMEA-0183 messages outpu
COMBO GNSS, car GPS/GSM/GPRS MODULE hot sale
CHM-3335 combined certified GNSS and GSM/GPRS solution in a small-form-factor combo
module; it is capable of providing precise autonomous position, velocity, and delivering GSM/GPRS
performance for voice, SMS and data. The module can simultaneously acquire and track multiple
satellite constellations that include GPS, BEIDOU, QZSS and SBAS.
General Specifications
GPS, BeiDou, SBAS, QZSS L1 frequency for GNSS; standard NMEA-0183 messages output
Quad band GSM/GPRS 850/900/1800/1900MHz; control via AT commands
Dimensions: 33.0 x 35.0 x 6.0 mm ± 0.2 mm
Weight: 7.8 g
Supply voltage range: 3.5 ~ 4.5 VDC
Operation temperature: -20 °C to +70 °C
Storage temperature: -40 °C to +85 °C
50 pins Hirose DF12 board to board connector
ISO/TS 16949 quality control
GSM/GPRS Specifications
Quad-band GSM/GPRS: 850 MHz/900 MHz/1800 MHz/1900 MHz
Maximum transmitter power
GSM850 Class 4 (2 W)
EGSM900 Class 4 (2 W)
GSM1800 Class 1 (1 W)
GSM1900 Class 1 (1 W)
Compliant to GSM/GPRS Phase 2/2+
GPRS Class 10: Max. 42.8kbps (uplink); Max. 85.6kbps (downlink)
Coding schemes CS 1, CS 2, CS 3, CS 4
PBCCH support
Integrated TCP/IP stack
CSD up to 9.6kbps
Point-to-point MO and MT
SMS cell broadcast
Text and PDU mode
Refer to HUAWEI MG323-B GSM LCC AT command list
GNSS Specifications
GPS, BeiDou, SBAS, QZSS L1 frequency for GNSS;standard NMEA-0183 messages output
Capable of SBAS (WAAS, EGNOS, MSAS, GAGAN)
Support 99-channel GNSS
Fast TTFF at low signal level
Built-in 12 multi-tone active interference canceller
Free hybrid ephemeris prediction to achieve faster cold start
Built-in data logger
Up to 10 Hz update rate ±11ns high accuracy time pulse (1PPS)
Indoor and outdoor multi-path detection and compensation
Sensitivity: tracking -165dBm; cold start: -148dBm
Acquisition time: cold start: 33s; hot start: 1s; AGPS: 15s
Accuracy: 2.5m CEP
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Dalian Shenunion Enterprise Development Co., Ltd.
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Location:No. 30, 4/F, Unit 1, No. 93A, Xinkai Road, Xigang Dist., Dalian, Liaoning, China (Mainland) Zip: 116000
Total Employees:
Year Established: 2003
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Overseas Office: No
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