The dynamic NFC / RFID tag with I2C bus and ISO 15693 RF interface in the SOIC8 housing has a built-in 64k EEPROM memory. Producer: STMicroelectronics

nRF24L01+Module - 2.4GHz TX/RX Radio Module

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.

RFID identification key with dimensions of 40.5 mm x 32 mm x 4.2 mm, operating on the 13.56 MHz frequency. RFID Tag Key

The RFID / NFC transponder reader module (tags) works in the PN532 chip and is compatible with Arduino. Data is available via SPI, I2C or HSU (High Speed UART). Supplied with a RFID card and key ring. ELECHOUSE NFC MODULE V3

ID Card Key for 125khz

WiFi 802.11 b/g/n module with ESP8266 system, they have 22 edge terminals with 2 mm raster with the possibility of soldered gold connectors, 9 GPIO lines and 1 ADC line on the connector. Built-in PCB antenna. ESP-12E

Integrated circuit, combining Wi-Fi functionality and Bluetooth 4.2 BLE. Integrated 32-bit dual-core Xtensa LX6 processor, 448kB ROM, 520kB SRAM. ESP32 allows you to work with many interfaces, including SPI, I2C, UART, CAN, ETH, IR and can be supplied with 2.2V-3.6V. The system has a QFN48 (5x5mm) housing. ESP32-D0WD

KAmodBT-HC05 is a Bluetooth module configured via AT commands. It has integrated LEDs indicating operating mode and connection status with the paired device, as well as a logic level translator on UART lines. KAmodBT-HC05

Miniature Ethernet network module with W5500 chip. It has compact dimensions, so it can be used as an element of another device

Converter that provides easy communication between RS232 and RS485 interfaces and RJ45 Ethernet. Configured via web page or AT commands. Supports the Modbus RTU and Modbus TCP protocols. USR-TCP232-410S

External waterproof LPWA antenna dedicated to communication in LoRa networks in the 433 MHz frequency band. It is mounted using the magnet built into the cradle. Waveshare 433/470M Magnet Mount Antenna

Development board D1 Mini with WiFi module ESP-8266MOD and 4 MB Flash memory. The module can be programmed from the Arduino IDE level. WeMos D1 Mini

RFID card with dimensions 54 mm x 85.5 mm x 0.87 mm, working on the 13.56 MHz frequency. RFID Tag Card

The module with the HC-05 compatible transceiver makes it easy to add Bluetooth communication to an existing project. The system is controlled by exchanging AT commands (UART bus)

KAmodRPi-GPRS-GPS is an overlay for Raspberry Pi 4 / 3B + / 3B / 2B / B + computers, which allows you to enrich the system with the ability to send data via GPRS, SMS transmission or work as a module for Bluetooth communication. This extension also offers the ability to receive satellite data from location systems - GPS and GLONASS.

The modIR infrared receiver module is a device tuned to a frequency of 38 kHz, enabling the reception of IR signals from remote controls and other transmitters. With its compact dimensions and easy integration with microcontrollers, it is ideal for remote control projects, home automation systems, and user interfaces. KY-022

ANT3216LL00R2400A is a compact, high-performance 2.4 GHz SMT ceramic antenna from Yageo, ideal for wireless devices using Wi-Fi, Bluetooth, Zigbee, or ISM bands

The KY-022 infrared receiver module is a reliable component for remote control systems and other projects requiring the reception of IR signals

WiFi module based on ESP8266. The module has a built-in antenna and USB-UART converter. The module can be programmed in Lua (under the control of the NodeMCU firmware) or in the Arduino environment. 10 GPIO lines are available which each can be configured to work as PWM, I2C.