[Dual Fast Charge Ports] As a car charger, it offers 18W USB-A QC3.0 and 30W USB-C PD fast charging options. You can charge your phone, smartwatch or tablet simultaneously from 0% to 80% in just 30 minutes, making it easy to charge even when stuck in traffic or traveling in the city. Smart circuitry effectively protects your device from overcurrent, short circuit, overheating and overload! [Bluetooth 5.3 and HiFi Music] Bluetooth V5.3 offers superior performance and greater stability, making pairing and streaming on a variety of devices faster and easier without interruptions or audio glitches. The Car Bluetooth FM Transmitter allows you to stream lossless music from any Bluetooth-enabled device, allowing you to wirelessly access your favorite playlists on the go, even in a vintage car that has been used for many years! [Small Metal Housing] This car Bluetooth receiver features a small and stylish one-piece structure that fits snugly into the cigarette lighter, freeing up more dashboard space. It is made entirely of sturdy zinc alloy with a fine texture to ensure long-lasting durability, better heat dissipation, will not melt or catch fire, and is safer than plastic! [Hands-free Calling] Built-in high-sensitivity microphone can clearly pick up your voice, and CVC noise reduction technology can eliminate background noise, making calls clear and easy to hear, both in the car and the caller can hear clearly. Just press a button to select and reject calls, allowing you to enjoy a clear hands-free calling experience! [Enhance your driving experience] It helps monitor vehicle voltage and emits a blue light around the housing, making it easy to quickly find the vehicle in the dark and adding the necessary style to your car. This Bluetooth car adapter can transmit any audio from your phone (including voice and navigation assistants) to the car system, giving your old car a new look!