This project is a collection of documentation and tools from research into a Chinese GSM device.
The goal was to find an inexpensive off the shelf minature GSM unit that could be repurposed for other projects. Typical GSM development kits are relatively large and expensive in comparison.
##Specifications
| Feature | Specification |
|---|---|
| Picture |  |
| Network | GSM |
| Band | 850/900/1800/1900Mhz |
| Power Supply | USB 5V |
| Battery Type | 3.7V 400mAh LIPO |
| Dimensions | 1.93 in x 1.46 in x 0.75 in (4.9 cm x 3.7 cm x 1.9 cm) |
| Functions | GSM Tracker, SOS calls, remote listening device |
| Processor | MediaTek MT6250. GSM/GPRS/EDGE-RX Class 12, Quad band, ARM7-EJ 260MHz, 64Mb pseudo-SRAM. |
| Purchase | http://dx.com/p/mini-multi-functional-gsm-personal-position-tracker-for-child-elder-black-250295 |
##Contents
- Device Teardown
- Serial connection
- Reading firmware
- AT commands
- Useful resources