Product Name: Bluetooth Digital Amplifier Module Key specifications Working voltage: DC 8–24 V Transmission distance: up to 15 meters (unobstructed) Bluetooth version: 5 What you get and why it matters Wireless audio input to your amplifier: Stream music and audio from Bluetooth devices without cables, simplifying setups and reducing clutter. Flexible power options: Can operate from a wide DC voltage range (8–24 V), making it suitable for DIY projects, car installations, or home audio systems. Modern Bluetooth 5 capability: Supports current Bluetooth devices and enables faster pairing and reliable connections in typical environments. Compatibility Designed to work with standard Bluetooth audio devices that support Bluetooth 5. Pairing performance and range depend on the source device and environment. Size and materials Specific dimensions and enclosure materials are not provided in the given specifications; refer to the product datasheet for exact size and construction details. Applications and use scenarios DIY wireless speaker project: Integrate the module with a suitable amplifier and enclosure to create a compact, wire speaker. Car audio upgrade: Power from a 12 V or other DC supply within the 8–24 V range to add Bluetooth streaming to an existing car audio setup. Small room audio system: Use in a bookshelf or desktop speaker arrangement to enable Bluetooth playback from phones, tablets, or computers.