Key benefits and features - Uses the latest materials available on the market to enhance durability and performance. - Broad compatibility: suitable for a wide range of electronic devices and products, including TVs, computers, tablets, smartphones, audio receivers, and portable speakers. - Hardware-priority design: the audio module follows a hardware-priority principle to ensure stable playback when multiple inputs are present. - Flexible input and automatic switching: AUX input remains AUX. When AUX is not connected, the module uses Bluetooth, and Bluetooth supports automatic reconnection for seamless playback. - Simple wired/wireless integration: easy to connect via AUX for reliable wired audio, with automatic fallback to Bluetooth for convenient wireless listening. - Robust performance: designed to provide consistent audio output across various devices and use cases. 2-3 use scenarios - Home entertainment setup: connect to a TV or stereo system via AUX for high-quality wired audio. If you move to another room or prefer wireless listening, the system automatically shifts to Bluetooth and reconnects when a device is in range. - Desktop or mobile devices: pair with a computer or mobile device via Bluetooth for convenient wireless audio, or use AUX for a stable wired connection when needed. Automatic reconnection minimizes interruption after brief disconnections. - Small office or classroom environment: use AUX for presentations and wired playback, then switch to Bluetooth for wireless speaker or headphone usage without manual reconfiguration, thanks to automatic reconnect. Technical summary - Input options: AUX (AUX input remains AUX); Bluetooth as an alternate when AUX is not connected. - Connectivity behavior: hardware-priority selection ensures stable performance when both interfaces are available. - Compatibility: designed to work with a wide range of electronic devices and products. - Materials: built with the latest available market materials for durability and reliability.