SIM808 Module GPS GSM GPRS Quad-band Development Board For Arduino

$43.80
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    Before we can ship your order, we prepare your products, do strict quality-control tests and carefully package the items. The time it takes to prepare your items for shipping is separate from the delivery time. It usually takes 1-3 business days to ship out .

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    You can choose the preferred shipping method on the cart page during the checkout process. We offers 3 international shipping methods:

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  •  Returns & Refund

    Last updated October 05, 2022

    Returns

    If you are not completely satisfied with your purchase for any reason, you may return it to us for a full refund within 15 days from delivery date. All returned items must be in new and unused condition, with all original tags and labels attached.

    Return Process

    To return an item, please email our customer service at sales@alexnld.com to obtain a Return Merchandise Authorization (RMA) number. After receiving a RMA number, place the item securely in its original packaging, and mail your return to the following address:

    Alex NLD
    Attn: Returns
    RMA #
    HaGiborim St 8
    Tiberias, 14388
    Israel

    Please note, you will be responsible for the return shipping charges. We strongly recommend that you use a trackable method to mail your return.

    All customers should contact us and obtain Return Merchandise Authorization (RMA) number before sending anything to us. We will not be responsible for returned item(s) without notifying us in advance.

    Refunds

    After receiving your return and inspecting the condition of your item, we will process your refund to the credit / debit card or PayPal account which was used to place the original order.

    Please allow at least seven (7) days from the receipt of your item to process your refund. Refunds may take 1-2 billing cycles to appear on your credit card statement, depending on your credit card company. We will notify you by email when your refund has been processed.

    Exceptions

    If an item is found damaged or defective on receipt, we kindly ask you to contact us within 15 days from the delivery date to arrange a refund or exchange without physical return of the item.

    Please provide us with following:

    1. Photos of the front and back sides of the packaging box;
    2. A photo, video or screenshot of the defective item or the defective part of the parcel.

    Our customer service team will communicate with you to arrange a refund or reshipment without physical return of the item.

    Warranty & Repair service

    If any of the items you have purchased from us is found defective within 1 year from receipt, you are entitled to a repair under warranty. Please kindly provide us with evidence photos or videos of the defective item. After providing such information to our Customer Service team  and the problem is acknowledged, you can send the items back to us for a repair.

    Note:  Please be aware, we do not cover the cost of the returns fees in  warranty & repair service.

    Order Cancellation

    If you want to cancel an order within 24 hours from confirmation of the payment, you will be entitled to a full refund. It is still possible to cancel an order after 24 hours, provided that it has not yet been shipped. If an order has been shipped, it’s impossible for us to cancel or modify it anymore. If you still want a refund, you required to return the item on it’s arrival.

    Questions

    If you have any questions concerning our return policy, please contact us at:

    +972 054-536-2888
    sales@alexnld.com

     


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SIM808 Module GPS GSM GPRS Quad-band Development Board For Arduino

Program provided (STC12/15/89, STM32 series):


Make a call
Answer the phone
Send text format SMS
Send Chinese SMS
Receive SMS control LED light
GPRS_TCP program (dynamic IP)
GPRS_TCP program (domain name)
GPRS_UDP program (dynamic IP)
GPRS_UDP program (domain name)
GPRS transparent transmission mode program
Comprehensive functional demo program (STM32)
Comprehensive functional demo program (STC12)
Comprehensive functional demo program (STC15)
Bluetooth test program (PPS service, Bluetooth serial)
Bluetooth phone control LED light
GPS test program

Feature:

Power supply: 5-18V
Computer debugging USB – TTL
It contains a set of cell phone lithium battery power connector
It contains three LED indicators, easy debugging
It contains a Micro SIM card holder
With a set TTL serial port, compatible 2.85V, 3.3V, 5v system
It supports text messaging, phone, GPRS data, GPS, HTTP protocol, DTMF decoder, MMS, recording function, etc.

Package includes:

1 x SIM808 Module




1 SIM card installation diagram
2 Lithium battery interface
3 SIM card protection IC
4 Micro SIM card
5 Other control interface
6 Mic voice terminal
7 USB interface ( for upgrade use only, the default is not soldering)
8 Tantalum capacitor
9 TTL output high level selection (default 5V)
10 TTL level matching circuit
11 GSM IPX antenna interface
12 5V power supply and serial interface
13 TVS pressure pipe
14 Bluetooth antenna interface (the default is not soldering)
15 LDO power supply
16 LED light
17 GPS antenna power supply circuit
18 GPS antenna interface (default connect with active antenna)

The module basic through the serial port to send AT commands to achieve control, use this module only requires a power supply and a serial port.
Control module method:


GSM / GPRS Feature
Band GSM850, EGSM900, DCS1800, PCS1900. SIM808
Transmit power Class 4 (2W) at GSM850 and EGSM900
Class 1 (1W) at DCS1800 and PCS1900
GPRS transfer rate GPRS data downlink transmission: max.85.6 kbps
GPRS data uplink transmission: max.85.6 kbps
SIM card interface 1.8V, 3V support 2G / 3G / 4G Mobile Unicom card
Serial port Supports automatic baud rate recognition: 1200bps to 115200bps
GPS Feature
Horizontal accuracy <2.5m
Speed ​​accuracy (DGPS) 0.05m / s
Acceleration accuracy (DGPS) 0.05m / s2
Timing accuracy 10ns
Power consumption 42mA (3.8V@-130dBm, GSM IDLE)
Bluetooth feature Integrated AT command control
Fully compliant with Bluetooth 3.0 + EDR
Fully integrated PA, provides an output power of 10dbm
It supports up to four channel active ACL link
Basic Parameter
Voltage range Normal voltage: 5-18V
Polarity voltage: 5-26V
Lithium battery interface voltage 3.4V-4.4V
Power consumption Depending on the needs assessment function, recommended using power supply 12V1A
Temperature range Operating temperature: -40 ° C to + 85 ° C
Storage temperature: -45 ° C to + 90 ° C
Size 50 * 50mm







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