- Fully-integrated GPS
- Send and receive SMS message
- AT command interface with "auto baud" detection
- GPS L1 C/A code
- 22 tracking /66 acquisition channels
- Tracking: -165 dBm
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.

Features:
- Cold starts: -148 dBm
- Accuracy: approx 2.5 meters
- Send and receive GPRS data (TCP/IP, HTTP, etc.)
- Make and receive voice calls using a headset or an external 32Ω speaker + electret microphone
- Time-To-First-Fix:Cold starts-32s (typ.),Hot starts-1s (typ.),Warm starts-5s (typ.)
- Quad-band 850/900/1800/1900MHz - connect onto any global GSM network with any 2G SIM (in the USA, T-Mobile is suggested)
