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

749.00 (inc. GST)

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  • Standard AT commands
  • Item Weight: 4.54 g
  • Package Dimensions: 12.1 x 10.6 x 0.2 cm
  • Adjustable serial baud-rate from 1200 to 115200 bps
  • Single supply voltage: 3.4V – 4.5V
  • Power saving mode: Typical power consumption in SLEEP mode is 1.5mA
  • Frequency bands: SIM900A Dual-band: EGSM900, DCS1800. The SIM900A can search the two frequency bands automatically. The frequency bands also can be set by AT command.
  • GSM class: Small MS
  • GPRS connectivity: GPRS multi-slot class 10 (default) , GPRS multi-slot class 8 (option)
  • Transmitting power: Class 4 (2W) at EGSM 900, Class 1 (1W) at DCS 1800
  • Operating Temperature:- 30ºC to +80ºC
  • Storage Temperature:- 5ºC to +90ºC
SKU: RY-SIM900A Categories: , ,

Description

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

Features:

  • The computer can give early computer debugging USB module power supply, a very large amount of data under the condition of the recommended current more than 1A. Standby dozens of MA data can be set to provide dormancy, dormancy of 10MA low power. Support 2, mobile phone 3,4G card.
  • The serial port circuit: support for 3.3V single chip microcomputer. TTL serial port support 3.3 and 5V single chip microcomputer.
  • The SIM card circuit to increase the SMF05C ESD chip.
  • Antenna circuit: guarantee short and straight, so as to ensure the signal strength.
  • PCB display screen printing mark: each interface, convenient development two times, the SIM900/A hardware is completely follow the design when the design manual.
  • Two power supply interface: VCC5, 5V DC above 1A. Computer 5V power supply can be early computer USB. DC long data circuit over larger recommended 5V1A. VCC4, 3.5–4.5V power supply, ibid., suitable for lithium battery.
  • Control pin all leads.
  • A TTL level, compatible with 3.3V and 5V.
  • The two antenna interface, the default SMA straight head, connector for IPXmini antenna.
  • One way of speech interface, the way Mike interface.

Specifications:

Frequency bands                        Dual-band
GPRS connectivity90dBGPRS multi-slot class 10 (default) , GPRS multi-slot class 8 (option)
On-Off ButtonYes
Operating Temperature Range-30 to 80 ºC
Supply VoltageVCC5 : DC 5V input.

VCC4 : DC3.5 – 4.5 input

Dimensions (LxW)49x47mm (approx)
Weight (gm)28

Onboard Resources:

  • Serial port circuit(with protection)
  • Antenna interface circuit(SMA bend female port)
  • SIM card circuit (flip SIM slot)
  • 4×3.5mm fixture hole 4pcs
  • SIM900A serial port output terminal

Pin Description:

  • GND – GNDSIMR SIM900A RXD, TTL level,
  • can not be directly connected to the 232 levelSIMT SIM900A TXD, TTL level,
  • can not be directly connected to the 232 levelRST – SIM900A reset,
  • active lowVCC_MCU when the SIM900A module and 5V TTL level communication,
  • this pin is connected to DC 5V;
  • when the level of communication of SIM900A and 3.3V TTL, this pin is connected to DC 3.3V.
  • VCC5 – DC 5V input.
  • VCC4 – DC3.5–4.5 input
  • Onboard Resources: Serial port circuit(with protection)
  • Antenna interface circuit(SMA bend female port)SIM card circuit

Package Includes:

  • 1 x SIM900A V4.0 Kit Wireless Extension Module GSM GPRS Board with Antenna.

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Refund and Returns Policy

Our refund and returns policy lasts 10 days from the date of delivery. If 10 days have passed since your purchase, we can’t offer you a full refund or exchange.

To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.

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- Any item not in its original condition, is damaged or missing parts for reasons not due to our error.
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We only replace items if they are defective or damaged(during shipping) please take the photo if package is tempered or damage at the time of receiving goods . If you need to exchange it for the same item, send us an email at [email protected] and send your item to: M/S Rytronics Enterprises, Plot GH-05B Greater noida west Sector, 201306 (UP).

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To return your product, you should mail your product to:M/S Rytronics Enterprises, Plot GH-05B, Greater noida west Sector, 201306 (UP).

You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable. If you receive a refund, the cost of return shipping will be deducted from your refund.

Depending on where you live, the time it may take for your exchanged product to reach you may vary.

If you are returning more items value more then Rs 2000, you may consider using a trackable shipping service or purchasing shipping insurance. We don’t guarantee that we will receive your returned item.

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