Upgrade your old stereo system with the Digital Wireless Bluetooth 5.3 Audio Receiver Adapter Stereo – the perfect solution for streaming music wirelessly from smartphones, tablets, laptops, or TVs directly to your existing wired home or car stereo system. Featuring advanced Bluetooth 5.3 technology, this adapter ensures faster transmission, stronger stability, and crystal-clear Hi-Fi audio quality.With multiple connection interfaces (RCA, 3.5mm AUX, Optical, and USB), it supports 99% of speakers, AV receivers, amplifiers, and stereos, making it a versatile addition to any setup. Setup is effortless – simply connect the adapter via cable, power it with the included Type-C cord, and pair your device for instant music playback.Enjoy freedom of movement with a 33 ft wireless range, ensuring stable connectivity throughout your home or car. Whether you’re upgrading your living room stereo, revitalizing your car sound system, or connecting to your TV and laptop, this compact adapter delivers seamless, high-quality wireless streaming.