Bluetooth 5.3 USB Audio Adapter with Intelligent Noise Reduction Features: Safe Driving: Connect your phone to your car's audio system for music, audiobooks, and navigation, enhancing driving safety. Built-in Microphone: Enjoy hands-free calls with clear communication, keeping your hands on the wheel. Bluetooth 5.3 Chip: Equipped with the latest Bluetooth 5.3 chip for stable, high-performance stereo sound without stuttering or delay. USB Powered: Utilizes USB power to adjust product frequency for car compatibility. Stream music from your phone to your car's audio system. Intelligent Noise Reduction: Digital noise reduction technology eliminates background noise, preserving audio detail. Product Name: USB Bluetooth Receiver Bluetooth Version: V5.3 Transmission Distance: 10m Voice Call: Supported Product Size: 8x2.4cm/3.14x0.87x0.16 inches Package Includes: 1 x Bluetooth Receiver, 1 x User Manual