SIM900A GSM/GPRS MODEM WITH PCB ANTENNA UART INTERFACE

The GSM/GPRS Modem uses SIM900A based Dual band 900/1800MHz GSM / GPRS modem. It can be connected to a microcontroller UART using TTL levels. It accepts external voltage 5VDC 2A as input.

• • SIMCOM industrial-level module: SIM900A.
  • 1000UF high quality tantalum capacitors, powerful filter power.
  • TVS anti-surge anti-interference circuit is suitable for industrial situations.
  • Curved wiring + high performance antenna, the signal is very strong.
  • Gold-plated connection (IPX) with good contact performance.
  • Welding process of industrial grade patch, stable welding spot.
  • Anti-static and shock-proof bubble bag packaging, transportation safety.

Working Functions:

• • Voice call function — telephone alarm.
  • Receiving – sending SMS messages – SMS controller, SMS alarm.
  • GPRS function – communicate with the server and send and receive data through traffic.
  • MMS function – MMS send pictures, security and only home suitable for use.
  • DTMF function – resolve the key value of each other in the call and remote control of the phone.
  • TTS function – speech synthesis {need to contact us

Package Includes:

• • 1 x SIM900A GPRS GSM module