modCC2540-A1 - Bluetooth BLE 4.0 module with Texas Instruments CC2540 system

An integrated module combining WiFi, Bluetooth 4.0 and FM radio. It has derived SDIO, UART and PCM interfaces. Ampak AP6335

USB adapter for PC, allowing Bluetooth v4.0 communication with speeds up to 3Mb / s and range up to 20m

The low-power consumption micro-controller intentionally designed for Internet of Things (IoT) projects. The board integrates a Dual-Core ESP-WROOM-32 module, which supports MCU and Wi-Fi &Bluetooth dual-mode communication. DFR0478

PmodBT2 - Bluetooth Interface

Bluetooth 4.0 BLE module powered with 3.3V voltage based on SOC TI CC2541 (On Chip). The module has a range of up to 10m and communicates via the UART interface.

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

Compact, low-power 2.4 GHz Bluetooth Beacon solution, ideal for sensor monitoring, asset tracking and real-time location. With extremely low power consumption, it can operate for years on a 3V button cell battery, making it an efficient choice for IoT applications. Module configuration is simple and intuitive thanks to the InPlay NanoBeacon Config Tool, which enables easy programming without the need to write code, offering a user-friendly graphical interface to set device parameters. Version with connectors and without LED and button, intended for direct use in the target application. SparkFun WRL-21327

An advanced wireless communication module based on the Bluetooth 5.2 (Bluetooth® Low Energy, BLE) stack, which is designed using the powerful Nordic nRF5340 SoC. It provides GPIO, SPI, UART, TWI, I2C, PDM, PWM, ADC, NFC and USB interfaces for connecting peripherals and sensors. SparkFun WRL-25465

Diagnostic interface for wireless diagnostics of cars with OBD2 system. The device uses the popular 16-pin connector and is equipped with a Bluetooth 3.0 module. Vgate iCar2 BT3.0 Orange

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

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

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

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

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)

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 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