modHC-08 - moduł Bluetooth HC-08

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

Expander (shield) compatible with Arduino and NUCLEO (STM32) systems, equipped with a Bluetooth 4.1 (BLE) radio module from the SPBTLE-RF family

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

The BLE 4.0 Bluetooth module with the CC2541 system has an integrated PCB antenna and an extensive AES security system. Thanks to the built-in system CC2541 from Texas Instruments, it is possible to create a project without the use of an additional microcontroller. modCC2541

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.

Adafruit 2479 - Bluefruit LE UART Friend - Bluetooth Low Energy (BLE)

Expansion board with BlueNRG-M0 module compatible with Bluetooth v4.2. It is compatible with the ST morpho connector system (unmounted) and Arduino UNO R3. Communication with the module is via the SPI interface. STMicroelectronics X-NUCLEO-IDB05A2

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

The module is compatible with the Grove Base Shield and designed to implement a wireless serial connection. It uses BluetoothV2.0+EDR and UART communication. Seeed Studio 113020008

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

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

BLE4.0 Bluetooth 2.4G Wireless Module, nRF51822 Onboard. Core51822

The module with the HC-05 transceiver makes it easy to add Bluetooth communication to an existing project. The system is controlled by exchanging AT commands (UART bus). FC-114

Mini bluetooth v2.0, plug & play USB module, RoHS

Advanced wireless communication module, based on the Bluetooth 5.4 stack (Bluetooth® Low Energy, BLE), which was designed using the efficient Nordic NRF52805 SOC system. The module offers support for the UART interface, available only in peripheral mode, which allows for effective operation as a data bridge (Data Bridge). Sparkfun WRL-25466

P-NUCLEO-WB55