Bluetooth module v2.0 + EDR (master / slave), controlled by AT + commands with built-in antenna.

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

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.

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

A mobile LoRa transceiver compatible with Meshtastic and MeshCore, equipped with GPS supporting GPS, GLONASS, BeiDou, and QZSS. The device utilizes a powerful ESP32-S3 microcontroller and SX1262 transceiver, ensuring stable, long-range communication in the 868 MHz band. The 1.54" EPD screen allows for convenient data display with very low power consumption, and the 1200 mAh battery ensures long operation in the field. Elecrow ThinkNode M5 Walkie-Talkie

nRF24L01+Module - 2.4GHz TX/RX Radio Module

A compact IoT device that combines an ESP32S3 processor with a Wio-SX1262 LoRa module, enabling communication distances of up to 5 km in the 868–915 MHz band. With support for LoRaWAN, 2.4 GHz Wi-Fi, Bluetooth 5.0, and expansion options for GNSS and sensors, it is a versatile solution for IoT gateways and nodes. Seeed Studio 102010611

ID Card Key for 125khz

SIM800L V2.0 module with support for four-band GSM/GPRS network. Module controlled by AT commands.

Antenna with RP-SMA male plug operating in the 433 MHz frequency band. It has a gain of 5 dBi. Included with RP-SMA - u.FL adapter

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

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

A LoRa communication device designed for off-grid networks and long-range communication systems. The module is based on the nRF52840 microcontroller and the SX1262 radio chip operating in the 862–930 MHz band and offers additional Bluetooth 5.0 connectivity for smartphone communication. The device is equipped with an L76K GPS module supporting GPS, BeiDou, GLONASS, and QZSS systems, and a 1.3" OLED display for information presentation. A built-in 2000 mAh battery, USB-C charging, and the ability to be powered by a solar panel enable long-term operation in field applications and IoT systems. Seeed Studio 100030144

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

A compact Meshtastic compatible device that combines LR1110, nRF52840 and Mediatek AG3335 GPS technologies for precise positioning and low power consumption. With IP65 waterproofing, Bluetooth 5.0, Thread, and Zigbee support, magnetic charging, and support for both Meshtastic and MeshCore protocols, it\'s ideal for outdoor activities and emergency situations. Seeed Studio 114993369

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

A LoRa transceiver with an nRF52840 processor and an SX1262 radio, offering stable field communication and full Meshtastic and MeshCore compatibility. The device is equipped with a GPS module supporting GPS, GLONASS, BeiDou, and QZSS, and a clear 1.54" EPD display, ideal for operation in direct sunlight. A 1200 mAh battery provides over 48 hours of operation, and an external RP-SMA antenna allows for greater range and better signal quality. Elecrow ThinkNode M1 Walkie-Talkie

External waterproof LPWA antenna dedicated to communication in LoRa networks in the 868 MHz frequency band. It is mounted using the built-in magnet in the cradle. Waveshare 868/915M Magnet Mount Antenna

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

Antenna with an SMA male connector working in the 433 MHz frequency band. It has a right angle joint