FSC-DB200 is a plug-and-play daughter development board designed for Arduino UNO. It facilitates the evaluation of Feasycom Bluetooth audio modules such as FSC-BT806A, FSC-BT806B, FSC-BT1006, and FSC-BT1026 series. This board provides Arduino developers with an efficient way to test and integrate Feasycom Bluetooth audio capabilities into their projects.