RN-52 - Bluetooth Audio Module - WRL-11678 - SparkFun Electronics
MICROCHIP RN52 Bluetooth Breakout Board | eBay
Using a microphone with the RN52 Bluetooth Adapter - Doayee
RN52 Audio Bluetooth Microchip RN-52-EK Bluetooth Development Tools 802.15.1 | eBay
Microchip Roving Networks RN52-I/RM Bluetooth Version 3.0 Audio Module, Fully Compatible with Bluetooth Version 2.1+EDR, 1.2, and 1.1 : Amazon.sg: Electronics
RN-52 Bluetooth Hookup Guide - SparkFun Learn
RN52 Breakout Bluetooth Audio + Data A2DP UART SPP from Amber Logix on Tindie
RN-52 - Bluetooth Audio Module - WRL-11678 - SparkFun Electronics
MICROCHIP RN52 Bluetooth Breakout Board | eBay
RN52 BLUETOOTH AUDIO EVALUATION KIT | Microchip Technology
RN-52 - Bluetooth Audio Module - WRL-11678 - SparkFun Electronics