©2019 by OL ELECTRONICS. Developed by OLatus Systems Private Limited


SKU: W002

This is Small SIM800L GPRS GSM Module Micro SIM Card Core Board Quad-band TTL Serial Port with the antenna, in this module two antennas have been included.

SIM800L GSM/GPRS module is a miniature GSM modem, which can be integrated into a great number of IoT projects. You can use this module to accomplish almost anything a normal cell phone can; SMS text messages, make or receive phone calls, connecting to the internet through GPRS, TCP/IP, and more! To top it off, the module supports quad-band GSM/GPRS network, meaning it works pretty much anywhere in the world

First is made of wire (which solders directly to NET pin on PCB) – very useful in narrow places. Second – PCB antenna – with double-sided tape and attached pigtail cable with IPX connector. This one has better performance and allows to put your module inside a metal case – as long the antenna is outside.


    • TTL serial port for serial port, you can link directly to the micro-controller.
    • Don’t need MAX232.
    • Power module automatically boots, homing network.
    • Onboard signal lights all the way.
    • It flashes slowly when there is a signal, it flashes quickly when there is no signal.

    IC Chip


    Operating Voltage(VDC)

    3.7 to 4.2

    Peak Current (A)


    Shipment Weight

    0.095 kg

    Shipment Dimensions

    10 x 6 x 3 cm