Bluetooth module HC-08

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

Evaluation Kit with Bluetooth 5.0 BT401. It is equipped with a microSD slot, microUSB connector and two audio outputs. DFRobot DFR0782

Bluetooth 2.1+EDR module for mounting in SMD technology with a fully configurable UART interface (transfer speed up to 2 Mb/s). SparkFun WRL-12575

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)

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

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

KAmodBT-HC05 is a Bluetooth module configured via AT commands. It has integrated LEDs indicating operating mode and connection status with the paired device, as well as a logic level translator on UART lines. KAmodBT-HC05

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

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

Module with SIM868 designed for GSM, GPRS communication and GNSS positioning. It can communicate within the Bluetooth 3.0 standard. SB Components 21895

Overlay module for Raspberry Pi with GSM, GPRS, GNSS and Bluetooth

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 2269 - Bluefruit LE Sniffer - Bluetooth Low Energy (BLE 4.0) - nRF51822 - v1.0

A module that combines GSM/GPRS/GNSS and BT 3.0 technologies. It is available in a small, easy to solder LCC housing and has a low power consumption up to 1.2 mA. Quectel MC60CA

2.4 GHz Bluetooth 4.0 communication module, based on the nRF51822 system. Designed for applications with low energy consumption.