MIKROE-1720 GSM3 click (SIM800H, a quad-band (850/900/1800/1900MHz) GSM/GPRS

GSM3 click carries SIM800H, a quad-band (850/900/1800/1900MHz) GSM/GPRS module that transmits voice, sms and data information. Utilizing the module’s full potential, GSM3 click also has an audio input/output connection pad (for a microphone and earphones, which can also be used as an FM antenna). SIM800H supports Bluetooth so the click also features a 2.4 GHz active antenna. A connector for an external GSM antenna is also onboard. Two indication LED signal the operating and network status of the module. The board can use either 3.3V or 5V power supply and I/O voltage levels. .
Note: Antenna sold separately.