![Amazon.com: A Pair of DX-BT27-A Bluetooth Module Long Range Up to 420m BLE 5.1 Wireless Bluetooth TF Transceiver Module for Arduino Compatible with Android/iOS, Including Master and Slave : Electronics Amazon.com: A Pair of DX-BT27-A Bluetooth Module Long Range Up to 420m BLE 5.1 Wireless Bluetooth TF Transceiver Module for Arduino Compatible with Android/iOS, Including Master and Slave : Electronics](https://m.media-amazon.com/images/I/71LS0MbcBvL.jpg)
Amazon.com: A Pair of DX-BT27-A Bluetooth Module Long Range Up to 420m BLE 5.1 Wireless Bluetooth TF Transceiver Module for Arduino Compatible with Android/iOS, Including Master and Slave : Electronics
![Amazon.com: Diitao 4PCS Bluetooth Module BT Modules 6 Pin Wireless RF Transceiver Long Range Bluetooth Transceiver for Arduino (HC-05) : Electronics Amazon.com: Diitao 4PCS Bluetooth Module BT Modules 6 Pin Wireless RF Transceiver Long Range Bluetooth Transceiver for Arduino (HC-05) : Electronics](https://m.media-amazon.com/images/I/71U+eMlwebL.jpg)
Amazon.com: Diitao 4PCS Bluetooth Module BT Modules 6 Pin Wireless RF Transceiver Long Range Bluetooth Transceiver for Arduino (HC-05) : Electronics
![Hc-05 Hc-06 Master-slave 6pin/4pin Anti-reverse, Integrated Bluetooth Serial Pass-through Module, Wireless Serial For Arduino - Integrated Circuits - AliExpress Hc-05 Hc-06 Master-slave 6pin/4pin Anti-reverse, Integrated Bluetooth Serial Pass-through Module, Wireless Serial For Arduino - Integrated Circuits - AliExpress](https://ae01.alicdn.com/kf/H5ee20344f6104d34a2a8209f7c707b12q.jpg_640x640Q90.jpg_.webp)
Hc-05 Hc-06 Master-slave 6pin/4pin Anti-reverse, Integrated Bluetooth Serial Pass-through Module, Wireless Serial For Arduino - Integrated Circuits - AliExpress
![Feasycom 6pin Serial Port Module Dev Board for CSR8811 Bluetooth 5.2 Amplifier Module Long Range Data Transmission - AliExpress Feasycom 6pin Serial Port Module Dev Board for CSR8811 Bluetooth 5.2 Amplifier Module Long Range Data Transmission - AliExpress](https://ae01.alicdn.com/kf/Ufbbb182f216647e3b1c580b9d202cd52f/Feasycom-6pin-Serial-Port-Module-Dev-Board-for-CSR8811-Bluetooth-5-2-Amplifier-Module-Long-Range.jpg_960x960.jpg)