Description
Technical Specifications
- Module Type: GSM/GPRS Communication Module
- Model: SIM900A
- Frequency Band: Dual Band (900 / 1800 MHz)
- Communication Interface: UART (Serial)
- Operating Voltage: 5V – 12V
- Logic Level: TTL Compatible
- Functions: SMS, Voice Call, GPRS Data
- Antenna: External Antenna Included
- SIM Support: Standard SIM Card
- Control Method: AT Commands
- Network Type: 2G GSM
Short Description
The SIM900A GSM Module is a compact and reliable communication module that enables SMS, voice calls, and GPRS data transmission. Compatible with Arduino and microcontrollers, it is widely used in IoT, automation, and embedded system projects for wireless communication.
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