SIM808 module is a complete Quad-Band GSM/GPRS module which combines GPS technology for satellite navigation. The compact design which integrated GPRS and GPS in a SMT package will significantly save time for users to develop GPS enabled applications. Featuring an industry-standard interface and GPS function, it allows variable assets to be tracked at any location and anytime with signal coverage.The module can be controlled via AT commands.


Features
Quad-band 850/900/1800/1900MHz - Connect onto any global GSM network with any 2G SIM
Fully-integrated GPS (MT3336 chipset with -165 dBm tracking sensitivity) that can be controlled and query over the same serial port
Make and receive voice calls using a headset or an external 32Ω speaker + electret microphone
Send and receive SMS messages
Send and receive GPRS data (TCP/IP, HTTP, etc)
PWM/Buzzer vibrational motor control
AT command interface with "auto baud" detection


Specifications

Quad-band 850/900/1800/1900MHz
Programmable via AT commands
Supports GSM, GPRS and GPS
On-board Antenna interface for GSM, GPS and Bluetooth
On-board LED indicator for power, status and network
GPS Specifications
22 tracking / 66 acquisition channels
GPS L1 C/A code
Sensitivity
Tracking: -165 dBm
Cold starts : -147 dBm
Time-To-First-Fix
Cold starts: 30s (typ.)
Hot starts: 1s (typ.)
Warm starts: 28s (typ.)
Accuracy: approx 2.5 meters