Check the listing for details. NFC Bluetooth 5.0 Transmitter Receiver 3.5mm AUX To 2 RCA Wireless Audio Adapter. Color: Black, Condition: New. Listed at 21.06 USD. Features:1.5-10m Long-distance Control & Remote Wireless Connection: Highly sensitive infrared remote control Remote control, worry-free, and labor-saving, clear functions, one-key operation; Can control long-distance music playback,etc.2.Support NFC: Built-in chip, you can directly connect with NFC mobile phones or other Bluetooth devices that support NFC by touching this receiver.3.Receiver with Ambient Light: When you turn on the power, our NFC Bluetooth receiver will have a colorful ambient light to light up. What follows is to give you a feeling of rendering the atmosphere and also help you to Operate the secondary device in the dark. 4.Built-in digital to analog chip, easily support all kinds of audio equipment, AUX/RCA/Optical/ Coaxial interface plug and play.5.Support Automatic Turn on/off: Use the charger cable to connect to the car or other power sources. When the car starts or turned off, it will automatically turn on/off. Specification:Type:NFC multi-function Bluetooth adapterProduct version:Standard/RemoteBluetooth: Bluetooth V5.0Battery: 3.7V/500mAhUsing Time: Listen to music for about 10 hours and stand by for 30 daysTransmission Range: 10m (barrier-free)Interface: 3.5mm AUX/2RCA/COAXIAL/OPTICALInput Parameter:DC 5V-2.1A(MAX)Support Protocol: A2DP/AVRCPSize: ≈ 3.6"x2.55"x0.78"(92*65*20mm)Using Method:Drive freeMaterial: High strength fireproof PCFunctions: Bluetooth reception, Bluetooth launch, U-disk playback, TF card playback, infrared remote control, key operation, digital fiber / coaxial input, NFCSupport Devices: All kinds of speakers, desktop computer, laptop, TV, power amplifier, projector Package Including:1x NFC Bluetooth Receiver1x Remote Control1x 3.5MM Audio Cable1x RCA Audio Cable1x Charging Cable1x User Manual