This FM transmitter comes with a clip and a self-adhesive base, along with a 1.1-meter cable for flexible placement options. Easily attach it to your car's air vent or any desired position using the adhesive base. Its independent charging function reduces wear on the cigarette lighter, enhancing the product's longevity. Featuring a professional Bluetooth chip and CVC noise reduction, this hands-free car phone kit ensures stable connections and clear, interference-free calls. It supports one-touch answering for all smartphones and automatic Bluetooth reconnection, making driving safer and more convenient. Designed with a large digital display and big buttons for easy readability. The screen's moderate brightness is gentle on the eyes. It also supports car voltage monitoring, smart voice assistance, and navigation, adding practicality to your driving and travel experience. Equipped with two USB charging ports fitting standard cigarette lighter sockets for stable connections. Both QC3.0 and PD ports offer rapid charging with up to 80% increased charging efficiency. Additionally, it includes over-voltage, over-current, short-circuit, and over-temperature protection, ensuring safe charging while enjoying high-definition stereo music.