Versatile Functionality: This 3 in 1 device combines a Bluetooth receiver, digital-to-analog audio converter, and U disk playback adapter. It offers a comprehensive solution for all your audio needs, making it an essential gadget for any audio enthusiast. Wire to Wireless Transformation: Effortlessly convert your wired speakers into Bluetooth-enabled devices. This feature allows you to enjoy the convenience of wireless audio streaming without the need to replace your existing audio equipment. Extended Transmission Range: With a 20-meter barrier-free transmission range, you can enjoy stable and uninterrupted audio signals throughout your space. This ensures a seamless listening experience, whether you're at home or in the office. Enhanced Audio Clarity: Utilizing Bluetooth 5.0 technology, this device provides clearer and more reliable audio transmission. Experience high-quality sound with reduced latency and improved connectivity, making your music and media more enjoyable than ever.