The BLE Nano from RedBearLab is the smallest Bluetooth 4.1 Low Energy (BLE) development board on the market. With the included MK20 USB in this kit, you’ll be able to deploy firmware to BLE Nano even easier. WRL-14071/WRL-13730

A small evaluation board with nRF52840 (ARM Cortex-M4) and WiFi ESP32-D0WD module for projects related to Mesh networks. Adafruit 3997

An ESP32-S3 HMI display with a dual-core 240 MHz Xtensa LX7 processor, offering fast performance and extensive wireless connectivity via Wi-Fi and Bluetooth 5.0. The 3.5-inch IPS screen with a resolution of 480x320 provides excellent image quality and precise capacitive touch. The device supports AI features such as speech recognition and synthesis, as well as RTC, battery charging, audio, and an SD card slot. Compatibility with the Arduino IDE, ESP-IDF, and LVGL enables the rapid development of modern IoT interfaces and applications. Elecrow CrowPanel Advance 3.5"

DFRobot DFR1115-868 module based on the SX1262 enables stable long-range wireless communication in IoT networks, supporting LoRa and LoRaWAN. It operates in the EU868 band, offering low power consumption, full compatibility with popular platforms, and easy integration through I2C/UART interfaces. It is well-suited for agricultural, environmental, and educational applications.

The transceiver module of the DP83848 Ethernet interface

Intelligent RFID identifier cooperating with iNode Control Point

It enables the existence of devices with BLE in networks with the IP protocol: GPRS and Internet

BLE module based on Cortex-M4F core with integrated 2.4GHz antenna. It has been equipped with numerous peripheral systems, including UART, I2C, SPI, I2S interfaces and ADC inputs. Has support in the Arduino IDE. SparkFun WRL-15484

A set with a radio transmitter and receiver operating at 315 MHz. The modules are equipped with Grove connectors and communicate via a digital interface. Seeed Studio 113020001

Long-range Sub-GHz wireless RF transmitter and receiver module, capable of operating in the 868 MHz frequency band. The integrated architecture allows the use of a minimum number of external components while maintaining maximum design flexibility. Hoperf RFM22B-868S2

A set of RFID tags consisting of three key rings in different colors and two white cards. The tags operate at 125 kHz and comply with the EM4100 standard. Seeed Studio 110990035

Cap for use with shallow Feather series, with radio module RFM95W 900MHz. It offers a range of up to 2 kilometers (the range can be increased by using an external antenna). It has a SPI interface. Adafruit 3231

Easy to use app builder that allows users to add a variety of buttons, sliders, graphical displays and even RGB controllers to their phone. The SparkFun Blynk Board is specially designed to work with the ‘widgets’ within the Blynk mobile app to create your next IoT project. WRL-13794

Set for IR communication. It consists of an IR receiver module and a remote control. DFRobot DFR0107

The industrial switch USR-ISG1005 with 5 Gigabit Ethernet ports provides high throughput and reliability in industrial automation applications, monitoring systems, and IoT infrastructure. Its compact design and DIN rail mounting enable easy integration into complex industrial installations.

The X-NUCLEO-NFC02A1 is a dynamic NFC/RFID tag board based on M24LR04E-R, for expansion of STM32 Nucleo boards

An efficient Bluetooth 4.0 module that ensures excellent operating parameters and significantly increases the efficiency of wireless communication. It is based on the popular Nordic BLE 4.0 nRF51822 microcontroller, which guarantees both performance and low power consumption. It has a built-in Bluetooth stack and is controlled via the UART interface using AT commands. WT51822-S4AT

WRL-12823

Industrial router for IoT and M2M applications, equipped with dual SIM slots with automatic switching between operators. The device supports WiFi, 4G/LTE, 3G and 2G networks, as well as VPN protocols such as IPsec, OpenVPN and GRE, ensuring security and continuity of work. IP30 metal housing, five Ethernet ports (including two WAN), watchdog functions and EMC protection ensure stability and versatility in harsh industrial environments. PUSR USR-G805s

At the Feather M0\'s heart is an ATSAMD21G18 ARM Cortex M0 processor, clocked at 48 MHz and at 3.3V logic, the same one used in the new Arduino Zero. This chip has a whopping 256K of FLASH (8x more than the Atmega328 or 32u4) and 32K of RAM (16x as much)! This chip comes with built in USB so it has USB-to-Serial program & debug capability built in with no need for an FTDI-like chip. Adafruit 3179