Advanced Connectivity: Integrates Bluetooth audio streaming with FM transmission, allowing you to broadcast audio from Bluetoothenabled devices directly to any FM radio receiver. Versatile Voltage Compatibility: Operates efficiently on a DC voltage range of 4.5V to 5.0V, making it suitable for various electronic projects and consumer applications. Broad Frequency Range: Covers a wide FM frequency spectrum from 87 to 108MHz, ensuring clear and stable transmission across different environments and setups. Use scenarios Incar audio enhancement: Pair a smartphone or tablet via Bluetooth and tune the car radio to a compatible FM frequency to play calls and music through the vehicle stereo without cables. Home or office wireless audio extension: Use a Bluetooth source to broadcast to any nearby FM radio or speaker with a standard FM tuner, enabling wireless audio playback in different rooms. DIY projects and prototyping: Integrate the module into projects powered by 4.55.0V to add Bluetooth input and FM output, enabling easy testing and deployment in custom electronics setups.