Cellular + GPS tracking, all in one Oh yes! Introducing Adafruit FONA 808 MiniGSM + GPS, an all-in-one cellular phone module with that lets you add location-tracking, voice, text, SMS, and data to your project in an adorable little package. (it does not contain a drum machine  ). This module measures only 1.75″x1.6″ but packs a surprising amount of technology into its little frame. At the heart is a powerful GSM cellular module (we use the latest SIM808) with integrated GPS. This module can do just about everything.

Features:

• Standard 4-pole TRRS headphone jack. Use any ‘Android’ or ‘iPhone’-compatible headset with mic
• Breakouts for external 32Ω speaker and electret mic if you don’t want to use a headphone
• Level shifting circuitry so you can run it with 2.8V to 5V logic.
• Vibrational motor (buzzer) driver so you can have noiseless notifications
• uFL connections for external antennas
• Indicator LEDs for power and network connectivity
• Standard SIM slides into the back

Specifications:

• Quad-band 850/900/1800/1900MHz – connect onto any global GSM network with any 2G SI
• Fully-integrated GPS (MT 3337 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
• Accuracy: approx 2.5 meters
• Tracking : 22
• Acquisition channels: 66