USB Wifi Dongle -Bluetooth 5.0 USB Dongle Wireless Bluetooth Transmitter Receiver Adapter for Laptop Black Highlights Generic Brand Bluetooth 5.0 USB Dongle Wireless Bluetooth Transmitter Receiver Adapter for Laptop Black Description: Compact and lightweight - Lightweight, small design is more humanized. Receiver Mode - Wirelessly streams audio from your Bluetooth enabled phone, tablet or computer to your wired stereo, speakers or headphones. Transmitter Mode - Wirelessly streams audio from your non-Bluetooth TV, home stereo, or CD player to your Bluetooth headphones or speakers. USB Dongle - Using the car USB disk port, create it with Bluetooth function and enjoy music from your phone or tablet. 3-in-1 wireless audio transmitter and receiver - a perfect wireless audio solution for a wide range of situations and uses. Plug & Play - Without installing any external driver. Specification: Model: SY318 Bluetooth: Bluetooth V 5.0+EDR Operating Range: 10m/33ft Transmitter Mode: Red LED light is on Receiver Mode: Blue LED light is on Transmission Speed: 150Mbps Color: Black Size: 45x20x9.5mm Package includes: 1x Bluetooth 5.0 Audio Transmitter/Receiver Adapter 1x Aux Cable 1x User Manual Note: Note: Different cars have different working principle. If the music with delay, please change it to aux mode. Please allow slight 0-1cm difference due to manual measurement. Colors may appear differently depending on the light and how the listing is displayed. Thank you for your understanding and attention. I wish you a pleasant shopping experience!