Qwiic LTE CAT M1/NB-IoT Shield - IoT shield with LTE SARA-R4 modem for Arduino

Expansion board with 4G/3G/2G communication module and GNSS positioning. The kit has pins compatible with Arduino and STM32 Nucleo. DFRobot TEL0124

The Arduino expansion board is dedicated to applications that use NB-IoT communication. Thanks to the GNSS (Global Navigation Satellite System) module, it supports GPS, GLONASS, Galileo, QZSS and BeiDou navigation systems. The module is supplied with the voltage from 7 to 12 V. DFRobot DFR0572

Dragino LoRa Shield is an expansion board for Arduino (Uno, Leonardo, Mega, DUE) with a LoRa communication module (RFM98W system). Works at 433 MHz, maximum power up to 100 mW. In the set with the plate there is also an antenna. Seeed studio 113990194

Expansion board based on the Wiznet W5200 Ethernet chip. It allows you to easily connect the Arduino to the Ethernet network. DFRobot DFR0272

UART-RS232 converter module. It enables communication of Arduino boards with industrial modules. DFRobot DFR0258

Adafruit 789 - Adafruit PN532 NFC/RFID Controller Shield for Arduino + Extras

NB-IoSIM7000C Arduino NB-IoT / LTE / GPRS / GPS Expansion Shield is an advanced expansion board for Arduino. It has support for SIM cards and NB-IoT cards. Thanks to the GNSS module (Global Navigation Satellite System), it supports GPS, GLONASS, Galileo, QZSS and BeiDou GPS navigation systems. The module is powered by 7 ... 12V voltage. DFRobot DFR0505

Module with Himax HM-01B0 camera and LoRa communication dedicated to Arduino Portenta H7 boards. Arduino ASX00026

The Arduino Ethernet Shield 2 allows an Arduino Board to connect to the internet. It is based on the Wiznet W5500 Ethernet chip. The Wiznet W5500 provides a network (IP) stack capable of both TCP and UDP. There is an onboard micro-SD card slot, which can be used to store files for serving over the network. It is compatible with the Arduino Uno and Mega

 Introducing Adafruit FONA 808 GSM + GPS Shield, an all-in-one cellular phone module with that lets you add location-tracking, voice, text, SMS and data to your project, in Arduino shield format for easy use. Adafruit 2636

Expansion board based on the Wiznet W5200 Ethernet system. It allows you to easily connect Arduino to an Ethernet network. DFRobot DFR0125

Ethernet network module with W5500 chip and PoE (Power over Ethernet) function. It communicates via the SPI interface, it has a built-in TCP/IP stack. DFRobot DFR0850

Module with a radio receiver operating at 315 MHz for Arduino. DFRobot TEL0075

GPRS, DTMF, TTS speech all in one shield. Its operating freqency is EGSM 900MHz/DCS 1800MHz and GSM850 MHz/PCS 1900MHz. TEL0089

Advanced expansion board for Arduino. It has support for mini-SIM cards and NB-IoT cards. Thanks to the GNSS module (Global Navigation Satellite System), it supports GPS, GLONASS, Galileo, QZSS and BeiDou GPS navigation systems. The module is powered by 7-12V voltage. DFRobot DFR0572

UART-RS485 converter module. It enables communication of Arduino boards with industrial modules. DFRobot DFR0259