This Windows desktop application is designed for configuring Flairmesh Technologies' Bluetooth V5.4 dual-mode USB audio source dongle, the FlooGoo FMA120. It empowers users to customize its settings for different operational modes, including high-quality mode for Bluetooth A2DP audio streaming, low-latency gaming mode, and the latest Bluetooth low-energy audio features, such as public audio broadcast. Additionally, it provides the ability to verify the currently employed Bluetooth audio codec during streaming and broadcasting.