Grove Serial Blueseeed - BluetoothV2.0+EDR module with CSR BC417

Crowtail – Bluetooth-compatible Low Energy Module is a small BLE + EDR communication module intended for wireless data transmission in IoT and automation projects. It enables fast serial-interface connection with mobile devices or computers.

BLE4.0 Bluetooth 2.4G Wireless Module, nRF51822 Onboard. Core51822

The BLE Nano from RedBearLab is the smallest Bluetooth 4.1 Low Energy (BLE) development board on the market. With the included MK20 USB in this kit, you’ll be able to deploy firmware to BLE Nano even easier. WRL-14071/WRL-13730

Advanced wireless communication module, based on the Bluetooth 5.4 stack (Bluetooth® Low Energy, BLE), which was designed using the efficient Nordic NRF52805 SOC system. The module offers support for the UART interface, available only in peripheral mode, which allows for effective operation as a data bridge (Data Bridge). Sparkfun WRL-25466

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. Configuration of the module is simple and intuitive thanks to the InPlay NanoBeacon Config Tool, which enables easy programming without the need to write code, providing a user-friendly graphical interface to set the device parameters. SparkFun WRL-21293

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

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

Wireless connectivity module based on the CYW43439, providing Wi-Fi and Bluetooth for projects with RP2040 or RP2350 microcontrollers. Equipped with an SP/CE (JST-SH 8-pin) connector, it allows for quick, solderless connection, and optional pads allow for permanent wired connections. It is fully compatible with Pico W and ideal for IoT, automation, and mobile applications. Pimoroni PIM730

The module is compatible with the Grove Base Shield and designed to implement a wireless serial connection. It uses Bluetooth 4.0 (BLE) HM-11 and UART communication. Seeed Studio 113020008

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

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

P-NUCLEO-WB55

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-23287

The Pmod BLE module is a Bluetooth module with powerful capabilities. Thanks to communication via the UART port, the module can be connected to any platform equipped with this interface. The module is equipped with the Roving Networks RN4870 system, in which a full Bluetooth interface is built-in. Digilent 410-359

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