Goouuu Luat Air200T GPRS Development Board Extension Antenna for SIM900A A6 GSM

Compact size (19.5, x, 25.5, x, 2.6mm)
Patch type module, stamp hole welding method
Support for 4 bands
GPRS Multi-slot Class 12
Built in TCP/IP protocol stack
AT commands supporting Socket
Support voice call function, FR, EFR, HR, AMR and other voice encoding
Support UART (including Debug-UART port)
Support GPIO, I2C interface
Support SMS (TEXT/PDU two modes)
Support the full set of AT commands (GSM07.05, GSM07.07, and other AT commands)