Enhanced Driving Safety Wireless connectivity with doublemode audio transmission delivers music streaming and hands calling, helping minimize driver distraction. Car Stereo Compatibility Designed to work smoothly with car stereo systems, ensuring reliable audio signal relay and improved wireless music streaming with minimal setup. Quick Charging Technology Keeps power steady on long trips with fast charging support and two USB ports to charge multiple devices simultaneously. Stable Audio Streaming Focused on acoustic performance with reliable audio transmission and clear call quality, ideal for listening to music or hands conversations. 23 Practical use scenarios Daily commutes: Enjoy music or podcasts while making and receiving hands calls without taking your attention off the road. Long road trips: Maintain device power with two USB ports for multiple devices while streaming music with stable audio and clear calls. Shared rides or family trips: Charge passengers' devices and keep conversations hands with dependable audio performance. Key attributes Function: enables music streaming and hands calling through wireless connectivity. Compatibility: optimized for car stereo systems to relay audio smoothly with simple setup. Performance: stable audio streaming and clear call quality for reliable incar use.