Features:

• Voltage: 5V
• Frequency: 900 1800 MHz
• Stand by current: < 10>
• Working current: < 80>
• Baud: 9600 or change by sending AT+IPR=xxxx
• Interface: TTL
• Commands: Regular AT commands
• Connector: 5V GND TxD RxD
• Antenna: Please solder a copper wire to the board or use an IPEX socket
• Temperatures: -30 C to 80 C
• Functions: Send/receive SMS messages and GPRS data.
• Excellent for remote sensing, experiments, alarms and automatic data collection.
• The control port is a regular serial port. You may connect it directly with a microcontroller such as Arduino. Or you can use a USB to serial port adapter and send commands directly from a computer.
• If you also need a USB to serial adapter, please contact us.
• A complete instruction for using the AT commands will be provided.