Crowtail – Bluetooth-compatible Low Energy Module – HM-13 wireless communication module, BLE + EDR, 2.4 GHz

Development board with LoRa Semtech SX1262 module and Apollo 3 Bluetooth 5 integrated in the NM180100 chip. It supports the 868 MHz and 915 MHz bands and Bluetooth Low Energy. It is compatible with the Qwicc system. SparkFun 17506

WiFi/BLE module that supports both the 2.4 GHz and 5 GHz WiFi bands, as well as Bluetooth Low Energy (BLE 4.2) communication. It has a u.FL connector dedicated to connecting an external antenna and a connector with a 2.54 mm pitch, which greatly facilitates prototyping. Tibbo WA2000U

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

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 module enables wireless communication using Bluetooth Low Energy technology version 4.1. It has a built-in AMS002 chip with UART interface. MOD 61

Bluetooth module with built-in CC2541 chip. The module is small, energy-saving and easy to use

WRL-13019

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

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

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

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

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

Powerful, generic Wi-Fi+BT+BLE MCU modules that target a wide variety of applications, ranging from low-power sensor networks to the most demanding tasks, such as voice encoding, music streaming and MP3 decoding. Espressif ESP32-WROOM-32E 32MBit (4MB)

The HLK-B35S module is a compact Wi-Fi + BLE solution for wireless communication in IoT and automation projects. modHLK-B35S

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