RM2 Wireless & Bluetooth Breakout - CYW43439 WiFi and Bluetooth module

Bluetooth Low Energy module based on the nRF52832 microcontroller. It offers GPIO, SPI, UART, I2C, I2S, PWM, ADC and NFC interfaces for connecting peripherals and sensors. The module is characterized by a compact size. Adafruit 4077

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

The Vtec by BLOW Bluetooth 4.0 OBD2 diagnostic interface is an advanced tool for monitoring vehicle parameters and diagnosing faults. It allows reading and deleting errors, analyzing performance and controlling engine operation in real time. Thanks to its compatibility with Android, iOS, Windows and MacOS systems and support for popular diagnostic applications, it is a convenient solution for every driver who cares about the technical condition of their vehicle. Vtec iTRON by BLOW

AW-CB375NF wireless communication module. It supports 802.11 a/b/g/n/ac Generation 5 Wi-Fi and Bluetooth 5.0 and features an M.2 A/E Key connector. Waveshare Wireless-AW-CB375NF

Energy-saving Wi-Fi and Bluetooth 5.0 module compliant with the IEEE 802.11 a/b/g/n/ac standard. Ampak AP6256

BLE Beacon transmitting Bluetooth signals at regular intervals. These signals can be detected by Bluetooth-enabled devices such as the SenseCAP T1000 tracker, allowing them to determine their distance from the beacon, creating a location-based indoor positioning solution. Seeed Studio 113991194

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-24113

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

Waveshare BLE4.0 Bluetooth 2.4G Mother Board, provides I/O expansion connectors and various interfaces. BLE400

The evaluation kit designed for the nRF51822 Bluetooth 4.0 system consists of the BLE400 base board and the Core51822 wireless module with the nRF51822 chip. Waveshare NRF51822 Eval Kit

Adafruit 2267 - Bluefruit LE Friend - Bluetooth Low Energy (BLE 4.0) - nRF51822

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)

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 5.0 module based on the BT401 chip. It allows you to send audio and support microSD cards up to 128 GB. DFRobot DFR0781

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 Microchip RN4020 module is an energy-saving Bluetooth v4.1 module with a built-in antenna; transmit power level + 7dBm, AES128 coding