Check the listing for details. Bluetooth 5.0 2in1 Transmitter Receiver Car Wireless Audio Adapter USB 3.5mm Aux. Color: Black, Condition: New. Listed at 4.58 USD. DescriptionIn Transmitter mode, turn a non-Bluetooth TV, PC, CD player, MP3 / MP4 into Bluetooth transmitter. Receiver mode: great for home or vehicle music streaming sound system.Simply connect this bluetooth audio receiver to your line-in or auxiliary input on your speakers, pair it to your Bluetooth enabled device, and enjoy the wireless music revolution.Whether you want Bluetooth convenience in your car, through your home-theater system, in your kitchen, bathroom, or bedroom,etc.AptX audio codec for a richer and deeper sound experience. Listen to CD-like audio quality at no compromise. Specification:Product name: Bluetooth adapter.Bluetooth version: 5.0.Input voltage: DC / 5V.Input interface when transmitting: 3.5MM + usb.Transmission range: 10M.Output interface when receiving: 3.5mm.Whether plug and play: plug and play.Size: 42 * 25 * 11mm.Colour: Black. Note:There might be a bit color distortions due to different computer resolutions.There might be size errors due to different computer resolutions. Package include:1-10 * Bluetooth adapter.1-10 * 3.5mm audio cable.