Cheap Low Power Gsm Gprs Sim900 Gsm 2G Module
•Dimensions: 24* 24 * 3 mm
•Weight: 3.4g
•Control via AT commands (GSM 07.07 ,07.05 andSIMCOM enhanced AT Commands)
•SIM application toolkit
•Supply voltage range : 3.2 ... 4.8V
•Low power consumption: 1.0mA(sleep mode&BS-PAMFRMS=9 )
•Operation temperature: -40°C to +85 °C
Specifications for Fax
•Group 3, class 1
Specifications for GPRS Data
•GPRS class 10: max. 85.6 kbps (downlink)
•PBCCH support
•Coding schemes CS 1, 2, 3, 4
•PPP-stack
Specifications for CSD Data
•USSD
•Non transparent mode
Specifications for SMS via GSM/GPRS
•Point to point MO and MT
•SMS cell broadcast
•Text and PDU mode
Software features
•0710 MUX protocol
•Embedded TCP/UDP protocol
•FTP/HTTP
Special firmware
•Embedded AT
•Java (cooperate with Iasolution)
•FOTA
•MMS
Specifications for Voice
•Tricodec
– Half rate (HR)
– Full rate (FR)
– Enhanced Full rate (EFR)
•AMR
- Half rate (HR)
- Full rate (FR)
•Hands-free operation
(Echo suppression)
Interfaces
•Interface to external SIM 3V/ 1.8V
•Analog audio interface
•RTC backup
•SPI interface (option)
•Serial interface
•Antenna pad
•I2C
•GPIO
•PWM
•ADC
Compatibility
•AT cellular command interface
4G 5G Module |
GPS Receiver |
GPS Antenna |
GSM/LTE/WiFi Antenna |
GSM/LTE+GPS Antenna |
GNSS/GPS Module |
2G/3G/4G Modem |
GPS Tracker |
RF Coaxial / Connector |
SIMCard Holder |
Sensor |
IC |
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