Clear Sound Quality--- Bluetooth audio adapter can bring you a excellent quality sound, you can enjoy streaming music at your car home or anywhere you like. Premium Material--- USB bluetooth adapter is made of plastic material, impact high strength, not easy to crack. Easy to Use--- The USB port of the device has the audio function, plug and play. If it is incompatible or delayed, it needs to be inserted with AUX for use. Stable --- Built in Bluetooth5.0 chip, with dual output mode, better sound quality, no interference in and lower power consumption. Application--- Suitable for computer, TV, projector ( mode), also suitable for speakers, headphones, car speakers (reception mode).