Ethernet and PoE Shield - Ethernet module with W5500 chip for Arduino

KAmodNFC is an expansion board with M24LR64E-R chip – dynamic tag with 64kb EEPROM memory and dual communication interface (I2C/RF). On board is placed also signalization of energy harvesting function, which is in M24LR64E-R chip embedded.

Board with the GNSS Cinterion TX62 module with support for Cat. M1 and NB IoT. Dedicated for Arduino Portenta H7. Arduino ASX00027

NFC module designed for Arduino. Meets the standards of reader mode, P2P mode and card emulation mode. The board has an integrated RF antenna. NXP OM5578/PN7150ARDM

Connect your Arduino-compatible to the Internet with this WiFi shield that features the FCC-certified ATWINC1500 module from Atmel. Adafruit 3654

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. It communicates via the SPI interface, it has a built-in TCP/IP stack. There are two Grove connectors with I2C and UART on the board. Seeed Studio 103030021

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 chip. It allows you to easily connect the Arduino to the Ethernet network. DFRobot DFR0272

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

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

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

A USB host module that contains all the digital logic and analog circuitry necessary to implement a USB peripheral or host controller using the SPI interface. SparkFun DEV-21247

Module with Himax HM-01B0 camera and Ethernet communication dedicated to Arduino Portenta H7 boards. Arduino ASX00021

CAN module based on MCP2551 and MCP2515 systems with an OBD-II compatible connector. It uses the I2C or UART bus (Grove connectors) for communication. Seeed Studio 103030215

The CAN-BUS Arduino Shield v2.0 can be stacked on an Arduino UNO, Arduino Leonardo or Arduino MEGA board. The shield integrates an MCP2515 CAN-BUS chip on the shield and has a CAN-BUS transceiver function. With an on-board DB9 and CAN-BUS connector you can choose a suitable port according to your host device. There is also an integrated MicroSD socket for data storage. DFR0370