Bluetooth 4.0 Communication Module with nRF51822 - Waveshare 10649

Bluetooth module with integrated HC-08 system. Thanks to the angular pin connector with the bus signals, it is possible to easily connect the module to the contact plate or wires

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

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

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)

Evaluation kit with Bluetooth 5.0 Sparkfun Artemis module. Equipped with a microphone, kmaers and accelerometer. SparkFun DEV-16828

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

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

Comprehensive development platform for Espressif ESP32 a WiFi-compatible microcontroller and nearly 30 I/O pins. DEV-13907

BLE module based on Cortex-M4F core with integrated 2.4GHz antenna. It has been equipped with numerous peripheral systems, including UART, I2C, SPI, I2S interfaces and ADC inputs. Has support in the Arduino IDE. SparkFun WRL-15484

Low Energy Bluetooth adapter module with 2x4 pin 2.54mm connector, extra / high. RS232 allows communication with BLE devices

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

DFRobot BLE4.1 Module is a Bluetooth 4.1 module with DA14681 processor with 3.3 V power supply. It is characterized by low energy consumption and advanced energy management system (built-in charging module). DFRobot TEL0120

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

Low Energy Bluetooth adapter module with USB 2.0 connector. allows communication with BLE devices

Communication module with the SIM800C system designed for Raspberry Pi minicomputers. Adds support for GSM/GPRS networks. Waveshare SIM800C GSM/GPRS HAT