Convenient Use : Easily switch between dual signals for versatile connectivity, ideal for various devices. Volume Control : Adjust the volume effortlessly with dedicated buttons for optimal listening experience. Stable Connection : Utilize BT 4.0 chip for a reliable and strong connection, ensuring seamless audio transmission. Built In Microphone : Hands-free calls made easy with a built-in microphone for safe and convenient driving. Adjustable : Designed for flexibility, our adapter seamlessly integrates with your existing setup. Experience the future of wireless connectivity with our Bluetooth Adapter, featuring dual signal switching for versatile use across multiple devices. The built-in microphone ensures hands-free convenience, perfect for a safer driving experience. Our advanced BT 4.0 chip guarantees a stable connection and low power consumption, keeping you entertained without interruption.