Makerfabs SIM808 GPS/GPRS/GSM Arduino Shield

The SIM808 GPS/GPRS/GSM Arduino Shield is based on the SIMComm SIM808 all-in-one cellular phone module. Compares to the SIM900 Shield, the SIM808 Shield integrate the GPS function, which makes it more convenient and cost-effective for mobile applications such as cargo monitoring, that you can add location-tracking, voice, text, SMS and data to your project. Fully-integrated GPS; Send and receive SMS message; AT command interface with "auto baud" detection; GPS L1 C/A code; 22 tracking /66 acquisition cha...