Bluetooth 5.3 Audio Receiver U Disk RCA 3.5mm 3.5 AUX Jack Stereo Music Wireless Adapter withc For Car Kit Speaker Amplifier

Auto On When you connect to the power, So its very good for to use in car or other you want it have auto on functions. Dual Device Link: Simultaneously pair your smartphone and tablet and stream music from either one with any stereo system that supports a standard 3.5mm or RCA jack.Connect two Bluetooth devices at once to listen to music, make phone calls, and more. Connect two devices: Support to connect with 3.5mm audio port and 2 RCA audio port at the same time. Wireless Music Streaming: Stereo stream music to non-Bluetooth headphones and speakers. Space-Saving Design: Ultra-compact and lightweight for convenient use with a variety of devices.