UGREEN Bluetooth AUX Adapter Built-in Battery, Support Dual Pairs Bluetooth 5.3 Receiver for Old Stereo Receiver, 3.5mm/ RCA Dual Channel Bluetooth Audio Receiver Adapter for Home Stereo Speakers

AUX 3.5mm/RCA audio receiver : There are 3.5mm or RCA output port for home old stereo speakers/wired headphones and more to connect mobile phones, computers, tablets to play music via Bluetooth. Turning ordinary audio equipment into Bluetooth devices and enjoying the music feast.
Dual Pairing for Shared Music: Connect two phone simultaneously via the Bluetooth receiver. Share musical and visual experiences with close lovers or friends.
Built-in Battery: The Bluetooth receiver has a built-in battery that can be used while charging or work for 8 hours without wire tangles.
10M Transmission Distance: With built in Bluetooth 5.3, this Bluetooth adapter can provide a stable Bluetooth connection for up to 10 meters / 33 feet. Move throughout the home without worry of disconnecting, enjoying a stable connection and your music.
Simple, Straightforward Operation: Once successfully connected, the Ugreen Bluetooth Receiver will automatically reconnect to the last device when turned on. Short press the button on the top to pause/resume music at any time.
High-Quality, Low-Latency: With Bluetooth 5.3 chip and supports multiple decoding methods, achieve high-quality, low-latency transmission effortlessly for the best audio experience.
What's In the Box: 1x UGREEN Bluetooth Receiver Adapter , 1 x Micro USB Charging Cable (3ft/1m), 1 x 3.5mm Audio Cable (3ft/1m), 1 x User Manual (NOT included RAC cable and charger)

Hello,