Sim900A Wireless Data Transfer Module / SMS / Development Board Kit
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In stockR340
The Story
This SIM900A module enables wireless data transfer, SMS, and voice communication for IoT and embedded projects. It features robust protection circuits including TVS and magnetic bead for the serial port, SMF05C ESD protection for the SIM card, and optimized antenna layout for strong signal. The board supports both 3.3V and 5V microcontrollers, includes TTL and RS232 interfaces, and comes with an antenna and power cable for easy setup.
add_circle The Upside
- check Robust protection circuitry enhances durability
- check Easy integration with various microcontrollers
- check Includes antenna and power cable for quick start
remove_circle The Downside
- close Requires external power supply for long-term data transmission
- close No IPX antenna connector soldered
- close Limited documentation for beginners
Specifications & features
Key features
- check_circle Supports GSM/GPRS 850/900/1800/1900MHz
- check_circle Built-in TVS and magnetic bead protection for serial port
- check_circle SMF05C ESD protection chip for SIM card
- check_circle Dual antenna interfaces: SMA and IPX (unpopulated)
- check_circle Compatible with 3.3V and 5V microcontrollers
Specifications
Color
Black+Blue
Dimensions
48 x 50 mm
Interfaces
TTL, RS232, SMA antenna, IPX antenna
Material
ABS
Tags
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