- Bluetooth 5.0 Technology: Experience fast, stable connections with low latency and a strong signal. Enjoy uninterrupted sound quality that meets Hi-Fi standards for an immersive audio experience. - Automatic Power On and Connection: Easily power the adapter via USB without the need for batteries. It automatically turns on and connects to your last paired device when you start your car (ensure your phone's Bluetooth is enabled). - Dual Functionality: Use the device as both a Bluetooth receiver and transmitter, making it versatile for various situations. Its compact size allows for easy transport, offering Bluetooth solutions for non-Bluetooth devices. - Wide Compatibility: The 3.5 mm Bluetooth adapter works seamlessly with most smartphones (iPhone, Samsung, LG), tablets, and home or vehicle sound systems, including TVs, PCs, and speakers. - User-Friendly Design: The multifunction button allows for easy mode switching to play, pause, answer calls, or cancel searches with a single click. The built-in high-performance microphone features noise reduction (CVC) technology for crystal-clear hands-free communication. - Practical Applications: Use the adapter in your car for hands-free calling and GPS navigation, connect it to your home audio system for music streaming, or pair it with your projector for enhanced presentations.