modCC2541 - BLE 4.0 Bluetooth module with integrated PCB antenna

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

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

Bluetooth module v2.0 + EDR (master / slave), controlled by AT + commands with built-in antenna.

Board with the Artemis chip, the GNSS ZOE-M8Q module and the Iridium 9603N satellite receiver. It allows you to send and receive short messages with data anywhere in the world. SparkFun WRL-18712

The module with the HC-05 transceiver makes it easy to add Bluetooth communication to an existing project. The system is controlled by exchanging AT commands (UART bus). FC-114

The IoT module combining Wi-Fi and Bluetooth (BLE) technologies, which is designed for a wide range of applications, from low-power sensor networks to the most demanding tasks such as voice coding, music streaming and MP3 decoding. Espressif ESP32-WROOM-32D 128MBit

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

Board with Bluetooth HC-06 module, RoHS

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

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

Waveshare BLE4.0 Bluetooth 2.4G Mother Board, provides I/O expansion connectors and various interfaces. BLE400

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

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

P-NUCLEO-WB55

Adafruit 2479 - Bluefruit LE UART Friend - Bluetooth Low Energy (BLE)