FSC-DB200 is a plug-and-play daughter development board designed for Arduino UNO. It facilitates the evaluation of Feasycom Bluetooth audio modules with 13mm × 26.9mm stamp 52-pin package, such as FSC-BT1038, FSC-BT806, FSC-BT1026 series. This board provides Arduino developers with an efficient way to test and integrate Feasycom Bluetooth audio capabilities into their projects.