RF Shield (315MHz) radio module for Arduino

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

Shield with LTE CAT M1/NB-IoT SARA-R4 modem. Compatible with Arduino. Hologram SIM card included. SparkFun CEL-15087

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

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

Shield designed for IoT applications with LTE CAT M1/NB-IoT SARA-R4 modem. The board is compatible with Arduino, allows you to add communication via cellular networks to Arduino boards. SparkFun CEL-14997

Ethernet board with mini SD card slot based on W5100 controller.

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

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

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

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

Shield for STM32 series Nucleo, XNucleo and Arduino series for communication via RS485 and CAN interfaces (CAN is only available for Nucleo and XNucleo plates). Shield is based on MAX3485 and SN65HVD230 systems

 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

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

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

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