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SIM900A Wireless Module (GPRS/GSM/SMS)
$3.3800
In stock
SKU
COM-08-005
Volume discounts:
- +25 4 % $3.2400
- +100 7 % $3.1600
- +300 9 % $3.0900
- +500 11 % $3.0200
- +1000 13 % $2.9500
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Free delivery in 12-15 days by Tracked Economic Shipping on orders over $100.
Free delivery in 7-10 days by Express Shipping on orders over $300.
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SIM900A Wireless Module is a 2G GSM and GPRS module for wireless communication, SMS, and data transfer. It supports UART communication with a microcontroller and can be configured for 3.3V or 5V logic levels through a jumper. The module supports soft reset and power-off mode. It includes SMA and small IPX antenna connections, a SIM900A chip, USB connection support, and two power input interfaces.
Features of SIM900A Wireless Module
- 2G network support
- UART communication
- Selectable 3.3V or 5V logic level
- Soft reset support
- Power-off mode support
- USB connection support
- SMA and small IPX antenna connectors
- Two power input interfaces
Specifications of SIM900A Wireless Module
- Supply voltage: 4.2V DC
- Supply current: 2A
- Quad-band frequencies: 850 / 900 / 1800 / 1900 MHz
- Dual-band frequencies: 900 / 1900 MHz
- GPRS class: 10 and 8
- GPRS class: B
- GSM phase: 2.2
- AT command control: GSM 07.07, 07.05, and SIMCOM enhanced AT Commands
- Minimum power consumption: 1.5 mA
- Operating temperature: -40 to +85°C
- Microcontroller support: 3.3V
- TTL serial port and chip support: 5V
- SIM card circuit ESD chip: SMF05C
- Short and powerful antenna
How to Use SIM900A Wireless Module
- Connect the module to a suitable DC supply.
- Set the logic level jumper to match the microcontroller.
- Connect the UART or USB interface for communication and debugging.
- Use AT commands to control the module.
More Info
- Supports SMS, data, multimedia, and internet communication.
- Supports 3.3V and 5V microcontrollers through TTL serial port.
| Interface Type | USB, UART |
|---|---|
| Operating Voltage (V) | 3.3V, 5V |
| Operating Current (mA) | 2A (Peak), 1.5mA (Sleep) |
| Operating Temp (°C) | -40 to 85 |
| Connector | IPEX |
| Wireless Protocol | GSM/GPRS/4G |
| Frequency Band | 900 / 1900 MHz |
| Data transmission rate | 85.6 kbps |
| RF Modulation | GMSK |
| SIM Slots | 1 |
| Chipset | SIM900A, SMF05C ESD |
| Accessories | Small IPX antenna |
| Modes | Sleep Mode, Software reset |
| Input Voltage (V) | 3.3V, 4.2V, 5V DC |
| Antenna Type | External IPEX/IPX |
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