The 32u4 with A9G GPRS/ GSM/ GPS Board is based on Mega32u4 and A9 GPRS/ GSM/ GPS module. It can be used to make a call, send text message and get GPS positioning. Also it has one analog interface, one IIC interface and two digital interfaces, which you can connect to other expansion modules. It is very easy for you to make a GPS tracker by using this board, and its convenient to use AT firmware and use several AT commands that can be configures successful.
Working voltage: 3.3-5v
Operating temperature: -30 ℃ to + 80 ℃
Size of A9G: 19.2 x 18.8 x 8.3mm
Quad-band: 850/ 900/ 1800/ 1900MHz
GPRS multi-slot: 12.1 to 12 can be configured
GPRS mobile station: Class B
Current consumption: 1.3mA @ DRX = 5; 1.2mA @ DRX = 9
AT command control: Standard GSM07.07, 07.05 AT commands and Ai-Thinker extended commands
GPRS Class 10: Up 85.6 kbps (upstream) & 42.8Kbps (downlink)
Dynamic Conditions Altitude <18,000 meters (60,000 feet)
Coding scheme: CS 1, 2, 3, 4
Support CSD: Up 14.4 kbps
Stack: PPP / TCP / UDP / HTTP / FTP / SMTP / MUX
Make sure your SIM card is locked.
This product is supplied as is, without an insulated housing. In high humidity weather, pay special attention to ESD precautions.
It just supports baud rate: 115200 bps