GSM GPRS Modem
Get Price Quote
SIM300/900 GSM GPRS Modem
Uses the extremely popular SIM300/900 GSM module
Provides the industry standard serial RS232 interface for easy connection to computers and other devices
Provides serial TTL interface for easy and direct interface to microcontrollers
Power, RING and Network LEDs for easy debugging
Onboard 3V Lithium Battery holder with appropriate circuitry for providing backup modules
Internal RTC
Can be used for GSM based Voice communications, Data/Fax, SMS, GPRS and TCP/IP Stack.
Can be controlled through standard AT commands
Connections for Mic & Speaker.
Module’s operation mode can be controlled through the PWR Switch connected to PWR pin
Comes with an onboard wire antenna for better reception. Board provides an optional adding an external antenna through an SMA connector
The SIM300 allows an adjustable serial baud rate from 1200 to 115200 bps (9600 default )
Modem a low power consumption of 0.25 A during normal operations and around 1 A during transmission
Operating Voltage: 7 – 15V AC or DC (board has onboard rectifier).