RN-52 - Bluetooth Audio Module - WRL-11678 - SparkFun Electronics
Stereo Bluetooth Module Power Amplifier Dual Channel Board 12V 24V 10W 15W 20W Bluetooth Receiver Module for DIY|Integrated Circuits| - AliExpress
Bluetooth module BT630
Bluetooth Add-On Module for KTuner Rev1 Boards – HA Motorsports
Bluetooth stereo audio receiver module | GM electronic COM
Bluetooth Audio Receiver Module Audio Formats Mp3 Wma Wav Flac Decode Board Lossless Bluetooth 4.2 Music Module Board - Integrated Circuits - AliExpress
HC-05 HC-06 Bluetooth Wireless RF-Transceiver module RS232 Serial TTL – AZ-Delivery
Serial Bluetooth 4.0 BLE Module - iBeacon
Bluetooth relay module 1x 10A | GM electronic COM
HC-05 Bluetooth Wireless Serial Port Module
I Made my own Audio Bluetooth module - Hackster.io
Bluetooth 5.0 APTX Audio Module - TS3008C
Bluetooth Audio Receiver mini Module - Stereo Output - 5V DC Operation USA | eBay
HC-05 Serial Bluetooth Module | Makerfabs
HC-06 Bluetooth Module (Serial Receiver Module) Bluetooth Wireless | JSumo.com
Amazon.com: HiLetgo 2pcs CC2540 CC2541 AT-09 Serial Wireless Module BLE 4.0 Bluetooth Module Compatible HM-10 : Electronics
Retired]PKB Bluetooth Audio Module (Stereo) - ElectroDragon
Amazon.com: DSD TECH HC-05 Bluetooth Serial Pass-through Module Wireless Serial Communication with Button for Arduino : Electronics
Amazon.com: HiLetgo HC-05 Wireless Bluetooth RF Transceiver Master Slave Integrated Bluetooth Module 6 Pin Wireless Serial Port Communication BT Module for Arduino : Electronics
HC-09 Bluetooth Module (BLE 4.0, CC2541,UART) | 102039 | Other by www.smart-prototyping.
HC-07 Bluetooth module - Serial RS232 / TTL to UART converter and adapter