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Shipped from abroad
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kissmiss
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Quad-Band 850 / 900/ 1800/1900 MHz-would work on GSM networks in all countries across the world. GPRS multi-slot class 10/8; GPRS mobile station class B. Control via AT commands-Standard Commands: GSM 07.07 & 07.05 - Enhanced Commands: SIMCOM AT Commands. Short Message Service-so that you can send small amounts of data over the network (ASCII or raw hexadecimal). Embedded TCP/UDP stack-allows you to upload data to a web server.
RTC supported. Selectable serial port. Speaker and Headphone jacks. Low power consumption-1.5mA(sleep mode). Industrial Temperature Range--40 Celsius to +85 Celsius.
Application Ideas: M2M (Machine 2 Machine) Applicatoions. Remote control of appliances. Remote Weather station or a Wireless Sensor Network. Vehicle Tracking System with a GPS module. Compliant to GSM phase 2/2+
Class 4 (2 W @ 850/900 MHz)
Class 1 (1 W @ 1800 / 1900MHz)
Cautions
Make sure your SIM card is unlocked.
The product is provided as is without an insulating enclosure. Please observe ESD precautions specially in dry (low humidity) weather.
The factory default setting for the GPRS Shield UART is 19200 bps 8-N-1. (Can be changed using AT commands).
Interface Introduction
Power select-select the power supply for GPRS shield(external power or 5v of)
Power jack-connected to external 4.8~5VDC power supply
Antenna interface-connected to external antenna
Serial port select-select either software serial port or hareware serial port to be connected to GPRS Shield
Hardware Serial-D0/D1 of
Software serial-D7/D8 of
Status LED-tell whether the power of SIM900 is on
Net light-tell the status about SIM900 linking to the net
UART of SIM900-UART pins breakout of SIM900
Microphone-to answer the phone call
Speaker-to answer the phone call
Colour:As shown
Material: PCB
Package Contents:
1 x SIM900 Development Board
1 x Antenna
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
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