Type C & QC 3.0 Fast Charging: FM transmitter Bluetooth supports charging two kinds of devices simultaneously---Quick Charge 3.0 port and Type-C PD 30W ports. The maximum total power can reach 48W, so the charger's efficiency is 80% more than a normal charger. Built-in over-current protection, over-voltage protection, intelligent temperature control, and short-circuit protection will effectively ensure safe charging.Hi-Fi Deep Bass: Just press the button "EQ" and you will enjoy powerful deep bass and immersive stereo sound. The high-fidelity Hi-Fi sound quality will also make the music more dynamic and pleasing to the ear an interesting music experience, taking your passion for music to a new level.Clear Music Streaming: The Bluetooth car adapter provides a stable connection, while Noise Suppression (CVC) technology and echo-cancellation grant an amazing hands-free calling experience. The car bluetooth adapter supports Bluetooth connection and USB stick connection (64GB).Hands-Free Calling: This FM transmitter has a hands-free function that ensures driving safety, a built-in microphone, and answer/reject/hand up/recall all in one key. Supporting streaming the audio from navigation /Siri/Google Assistant to your car, the latest Bluetooth technology will bring you a faster, more stable, and smarter connection with less sound quality loss and uninterrupted calls. And no need to repeat pairing after the first successful pairing with your device.Wider Range & Compatibility: Wireless Radio Adapter Car Kit fits most smartphones and more devices that are equipped with Bluetooth functions. Compatible with iPad, iPhone, iPod, Samsung Galaxy, Sony, MP3 player, Huawei, tablet, and Android Smartphones. And all vehicle types, including cars, vans, and trucks(12-24V).