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.

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

Internal antenna Bluetooth, ZigBee, WLAN, chip SMD, 2.45GHz, gain 0.5dBi, dimension 3.2x1.6x0.9mm, Rainsun, RoHS

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)

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

Compact and energy-efficient Meshtastic, MeshCore node designed for mobile field applications, integrating a LoRa module (862-930 MHz), L76K GPS and nRF52840 microcontroller. The device offers ready-to-go operation without programming, power supply from USB-C, solar panel or battery (built-in 2000mAh battery), and a 1.3" OLED display for real-time monitoring. With Bluetooth 5.0 connectivity, Grove interface and support for multiple navigation systems, it is a reliable tool for building decentralized mesh networks, monitoring location and expanding IoT projects. Seeed Studio 114993649

Core1262-HF is an advanced LoRa module operating in the 850–930 MHz band, combining high energy efficiency, strong transmission power, and interference resistance. With support for LoRa/LoRaWAN standards and available development resources, it is ideal for use in industrial automation, smart home systems, and Sub-GHz IoT projects.

A 2.4GHz antenna dedicated to the XIAO ESP32C3. With a robust and effective design, the antenna enhances the wireless capabilities of the board. Seeed Studio 103990623

The adapter allows you to connect the antenna with the SMA 50 Ω male connector to the device with the MCX socket. The cord has a length of 13cm

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

A broadband antenna that enables various telecommunications networks, including 4G, 3G, 2G and LPWA. It operates in the frequency range from 700 to 2700 MHz. Waveshare 4G/3G/2G/LPWA Outdoor Antenna

A 2.4 GHz PCB antenna with an IPEX connector, featuring a 4 dBi gain and compact dimensions, designed for Wi-Fi, Bluetooth, and ZigBee modules. Thanks to its low loss and simple installation, it is used in IoT devices, wireless communication systems, and consumer electronics

UART - Ethernet converter for bi-directional communication between devices equipped with UART TTL ports and Ethernet. It has a small footprint and SMT edge connectors so it can be easily integrated into a larger project. Waveshare UART TO ETH (B)

ID Card 125khz

WiFi module developed by AI-Thinker Co., Ltd with ESP8266 processor. Integrates a 32-bit MCU microcontroller with 80 MHz clock, RTOS support, Wi-Fi and antenna. The module supports the IEEE802.11 b / g / ni standard and has a complete TCP / IP protocol stack. AI-Thinker ESP-12S

HC-08 is a module operating in the Bluetooth Low Energy 4.0 standard. The system has a built-in antenna and small dimensions, and thanks to edge joints it can be surface soldered. The module is configured via AT commands

SIM800L module with support for four-band GSM/GPRS network. Has a MicroSD card slot. Module controlled by AT commands.

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.

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 113110064