RCA 3.5mm AUX Jack HiFi Wireless 3D Stereo Music Dongle Adapter Bluetooth Compatible Audio Receiver 5.0 for Car Kit Speakers Listen Supports TF Card Function 1. Unique 3D Surround Sound Function: za 3D sound support, you can turn on 3D mode and play high-fidelity surround sound with enabled audio sources. Its advanced internal system is responsible Za the conversion, which makes it possible to use it with lossless code. 2. Automatic switching on, when connected to power supply, is very well suited for use in case or other situations where you want to turn on automatic switching on. 3. Dual Device Link: Pair your smartphone and tablet at the same time and stream music from any stereo system that supports standard 3,5 mm or RCA slots. Connect this two Bluetooth compatible devices to connect your music, make a call, and more. 4. Connect two devices: support for 3,5 mm audio port interface and 2 RCA audio ports. 5. Wireless music streaming: Stream music in stereo to Bluetooth-incompatible quality and sounds. 6. Space-saving design: very compact and lightweight, function to use with the addition. 7. Super effect of use: our adapter audio with Bluetooth is equipped with an interface with Bluetooth 5.0 chip affecting pairing, immediate effect and wide reception range (33 feet). Connects to Bluetooth-incompatible car audio systems, home audio equipment, wired devices/speakers, amplifiers/home theater and more. This allows you to wirelessly stream Hi-Fi music! 225mm Bluetooth solutions: 5.0 EDR, A2DP, HSP, AVRCP Frequency: 2,4 GHz-2,48 GHz Punkt Bluetooth compatible reception: ≤10 meters Charging Voltage: 5V DC Subject: Sounds, factors, etc. Package contains 1 X Host 1 X AUX audio cable 1 X RCA audio cable 1 X Type-C Power Cable