Feature: 1. Application: Suitable for computer, TV, projector (transmission mode), also suitable for speakers, headphones, car speakers (reception mode). 2. 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. 3. Stable Transmission: Built in Bluetooth5.0 chip, with dual output mode, better sound quality, no interference in transmission and lower power consumption. 4. Easy to Use: The USB port of the device has the audio transmission function, plug and play. If it is incompatible or delayed, it needs to be inserted with AUX for use. 5. Premium Material: USB bluetooth adapter is made of durable plastic material, impact resistant, high strength, not easy to crack. Specification: Item Type: USB Bluetooth Receiver Material: Plastic Voltage: DC5V Color: Black. Package List: 1 x USB Bluetooth Receiver1 x 3.5 Adapter1 x Manual