Microchip RN4020-V / RM - Bluetooth module with integrated antenna

Bluetooth 5 module with nRF52840 chip. It is based on the ARM Cortex-M4 core with 1 MB Flash memory and 256 KB RAM memory. It is equipped with a USB interface. SparkFun DEV-15025

DFRobot BLE4.1 Module is a Bluetooth 4.1 module with DA14681 processor with 3.3 V power supply. It is characterized by low energy consumption and advanced energy management system (built-in charging module). DFRobot TEL0120

Communication module with the SIM800C system designed for Raspberry Pi minicomputers. Adds support for GSM/GPRS networks. Waveshare SIM800C GSM/GPRS HAT

WRL-13019

Bluetooth audio receiver module enclosed in a housing that enables wireless transmission of sounds. It is equipped with a PCB antenna, microphone, 3.5 mm audio jack and control buttons

Bluetooth module v2.0 + EDR, controlled by AT + commands with built-in antenna.

A development board that combines the u-blox NINA-B306 Bluetooth module, the ISM330DHCX 6DoF IMU sensor, and the BME280 atmospheric pressure sensor. It has a built-in Qwiic connector and LiPo battery connector as well as a charger and LiPo parameters monitor. SparkFun WRL-20854

Bluetooth module with integrated HC-08 system. Thanks to the angular pin connector with the bus signals, it is possible to easily connect the module to the contact plate or wires

The Raspberry Pi RMC20452T is a Wi-Fi 4 and Bluetooth 5.2 module designed for use with Raspberry Pi microcontrollers like the RP2040. It offers low power consumption and simple integration thanks to its gSPI interface and full radio certification. Ideal for IoT projects, home automation, and wireless communication systems

Intel\'s AX210 wireless communication module. It supports 802.11AX Wi-Fi Generation 6E and Bluetooth 5.2, and comes with an M.2 A/E Key connector. Waveshare Wireless-AX210

Comprehensive development platform for Espressif ESP32 a WiFi-compatible microcontroller and nearly 30 I/O pins. DEV-13907

Bluetooth 4.0 module based on the CSR8635 chip designed for Bluetooth audio applications. The module has a built-in antenna and pins for edge connectors.

BLE Beacon, which emits Bluetooth Low Energy signals, enabling discovery by Bluetooth devices such as smartphones or ESP32 without the need for pairing. With a built-in I2C interface and an 11-bit ADC, it allows data collection from various sensors, and its low power consumption (650nA in sleep mode) ensures long-lasting operation on a single battery, ideal for applications requiring mobility and long range. DFRobot TEL0168

A compact development board that uses the ESP32-PICO-MINI chip. It provides wireless communication via Bluetooth and serves as an easy-to-configure UART converter. It has a built-in PCB antenna. SparkFun WRL-23287

ModCC2540-A1 allows the use of Bluetooth transmission features BLE 4.0 - thanks to the built-in CC2540 chip, it is possible to create complex projects without the use of an additional microcontroller. modCC2540-A1