GSM-GPRS MODULE is an ultra compact and reliable wireless module. It is based on SIM900A 4 Frequency GPRS module. The GSM-GPRS Shield is configured and controlled via its UART using simple AT commands.
Module have two set power supply interface VCC5 5V power supply, VCC4 interface, 3.5–4.5V power supply, optional power on self starting (default) and control start.
The MODULE allows you to achieve this via any of the three methods: Short Message Service, Audio and GPRS
Features
Fully compatible with Arduino Uno and Mega.
calling and message .
SIM900 all pins breakout. Not just the UART port and debug port be layout.
Not only can use the button for power on , but also can use the digital pin of Arduino to power on and reset the SIM900 module.
Quad-Band 850/ 900/ 1800/ 1900 MHz
Note: GSM Male Antenna Dual-Band – 700 to 960 Mhz
Control via AT commands
Supply voltage range : 3.7 … 5 V
Size: 49mm x 47mm
Package Includes
GSM-GPRS Module V3.1
Quad band Antenna
POWER CABLE
