[Wireless Audio Stream] Equipped with the latest Bluetooth 5.3, which allows you to wirelessly stream audio from your Bluetooth enabled devices to your existing wired home or car stereo system, speakers. This is a Bluetooth receiver only, not a transmitter. [Multifunctional Interface] Stereo receiver with Bluetooth supports RCA / 3.5mm jack / digital optical outputs, and also supports a USB drive to play music. Which is compatible with 99% of speakers, old AV receivers, car stereos, and home stereos. [Bluetooth 5.3 Receiver] Features the latest Bluetooth 5.3 and comes with the latest wireless codecs for HIFI high-definition sound performance, provides wireless audio streaming that is consistently clear with virtually no lag or degradation in sound quality. [Easy to Set Up]All you have to do is connect the Bluetooth to RCA adapter to your home stereo system via the cable, connect the type-c power cable, switch on the power, and then pair it with your Bluetooth audio device to play music