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GSM SIM 800A
Rs. 884.00
The SIM800A is a quad-band GSM/GPRS module supporting 850/900/1800/1900MHz. Features RS232 (DB9) and TTL UART interfaces for easy connection to PCs or microcontrollers. Controlled via standard AT commands. Onboard SIM card holder, network status LED, and TCP/IP stack for GPRS data transfer. Industrial-grade operating range: -40°C to +85°C.
Note: Requires 9–12V DC supply with at least 2A peak current capability.
Specifications:
- Module: SIM800A
- Bands: GSM 850/900/1800/1900MHz (quad-band)
- GPRS: Class 2/10
- Supply Voltage: 9–12V DC (2A peak)
- Interfaces: RS232 DB9, TTL TX/RX (5V), 5V MCU header
- Antenna: External finger-type antenna
- Operating Temperature: -40 to +85°C
- Weight: 40g
- Control: AT commands (3GPP TS 27.007/27.005 + SIMCom enhanced)
Applications:
- GSM SMS and voice communication
- GPRS data transfer and IoT connectivity
- Remote monitoring and telemetry
- Microcontroller-based GSM projects