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SIM900A GSM Modem With SMA Antenna (GSM Module)

SIM900A V4.0 Kit Wireless Extension Module GSM GPRS Board Antenna

Available:In Stock

Product SKU: KG755

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₹ 979 ~~₹ 1,569~~

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Highlights

Original, High Quality
KitsGuru Warranty
GSM/GPRS communication
Supports 2G, 3G, 4G SIM cards
TTL serial port (3.3V/5V)
SMA antenna interface
Flip SIM slot
ESD protection
Power: 5V or 3.5–4.5V
AT command support
Ideal for IoT & GPS tracking

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Video Support to be purchased separately

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Warehouse Details 16K-187

Specification

Description

SIM900A V4.0 Kit Wireless Extension Module GSM GPRS Board Antenna

SIM900A V4.0 Kit Wireless Extension Module GSM GPRS Board with Antenna is based on SIM900A chip having onboard two set power of supply interface namely VCC5 5V power supply, VCC4 interface, 3.5–4.5V power supply, optional power on self-starting (default), and control start. The onboard SMA (default) and IPXmini antenna interface, SIM900A interface reserved reset. The computer can give early computer debugging USB module power supply, a very large amount of data under the condition of the recommended current of more than 1A. Standby dozens of MA data can be set to provide dormancy, dormancy of 10MA low power. Support 2G, mobile phone 3,4G card.

The serial port circuit can support for 3.3V single-chip microcomputer. TTL serial ports support 3.3 and 5V single-chip microcomputers. The SIM card circuit to increase the SMF05C ESD chip. Antenna circuits guarantee short and straight so as to ensure the higher signal strength.

Technical Details

Frequency bands: Dual-band
GPRS connectivity: 90dB, GPRS multi-slot class 10 (default), GPRS multi-slot class 8 (option)
On-Off Button: Yes
Operating Temperature Range: -30 to 80 ºC
Supply Voltage:
VCC5: DC 5V input
VCC4: DC 3.5 – 4.5V input
Dimensions (LxW): 50x50mm (approx)
Weight: 22g

Features

The computer can provide early debugging via USB module power supply.
Recommended current: More than 1A for handling large amounts of data.
Standby current: Dozens of mA.
Low power mode: 10mA in dormancy.
Supports 2G, mobile phone 3G, and 4G SIM cards.
Serial Port Circuit: Supports 3.3V single-chip microcontroller.
TTL serial port supports both 3.3V and 5V microcontrollers.
SIM Card Circuit: Includes SMF05C ESD protection chip.
Antenna Circuit: Designed to be short and direct for better signal strength.
PCB Screen Printing Mark: Each interface is labeled for easier secondary development.
Follows SIM900/A hardware design manual specifications.
Power Supply Interfaces: VCC5: 5V DC (above 1A). Can be powered via USB.
VCC4: 3.5–4.5V, suitable for lithium battery.
All control pins are accessible.
TTL level compatible with both 3.3V and 5V.
Antenna Interfaces: Two interfaces available.
Default: SMA straight head.
Supports IPX mini antenna connector.
One speech interface.
One microphone interface.