Bluetooth module HC-05 (2.0 + EDR)

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

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

Miniature antenna for 2.4GHz band, RoHS

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

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

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 built-in chip antenna and 2.54 mm pitch connectors, which greatly facilitate prototyping. Tibbo WA2000C

Bluetooth 4.0 BLE module powered with 3.3V voltage based on SOC TI CC2541 (On Chip). The module has a range of up to 10m and communicates via the UART interface.

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

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

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

PmodBT2 - Bluetooth Interface

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-24113

The Microchip RN4020 module is an energy-saving Bluetooth v4.1 module with a built-in antenna; transmit power level + 7dBm, AES128 coding

The low-power consumption micro-controller intentionally designed for Internet of Things (IoT) projects. The board integrates a Dual-Core ESP-WROOM-32 module, which supports MCU and Wi-Fi &Bluetooth dual-mode communication. DFR0478

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