Bluetooth 5.3 Home Stereo Audio Receiver AUX USB Optical HD Music to RCA Adapter Description: BLUETOOTH RECEIVER FOR HOME STEREO: Bluetooth adapter for stereo receiver streams music from smartphones/tablets/laptops to your home stereo/old speaker/car stereo system, and gives you great sound. Bring your old stereo system into the future with a Bluetooth wireless audio adapter. MULTIFUNCTIONAL INTERFACE: Bluetooth adapter for speakers supports RCA / 3.5mm jack / digital optical outputs and a USB drive port to play music. Which is compatible with 99% of speakers, old AV receivers, car stereos, and home stereos. You can enjoy the music atmosphere anytime and anywhere. BLUETOOTH 5.3 RECEIVER: The Bluetooth adapter for old 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. LCD screen shows the music mode, and volume level, and gives you a clear guide. EASY TO SET UP: All you have to do is connect the Bluetooth audio 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. It is NOT a Transmitter, and can not work with Bluetooth headphones or Bluetooth speakers. LONG RANGE WIRELESS: The Bluetooth rca audio adapter also gives you up to 33 feet of range, and stable transmission, so that you can move around your house freely without loss of connection. Worry-free 12-month. WARM TIP: This Bluetooth to RCA audio adapter has no battery inside, connect the power supply before use.