Clear calls and lossless music: With a dual high-quality microphone design, you get clear audio and the person on the other end of the call can hear you clearly. The latest Bluetooth 5.0 chip and noise reduction technology ensure stable transmission and static-free sound. With Aux/Bluetooth/USB drive support, you can listen to your favourite songs as often as you like without missing a beat. Safe and fast charging: This car charger comes with 2 USB ports, allowing you to charge multiple devices at the same time.The PD 18W USB-C charging port has a maximum output of 5V/3A and can charge compatible devices to 50% in just 30 minutes. Built-in over-current, over-voltage, short-circuit and temperature control protection functions effectively ensure safe charging. Thoughtful design for ease of use: By incorporating a large LCD screen with clear resolution and comprehensive display, and an easy-to-manage interface, this FM transmitter takes old vehicles to the next level. Supporting a 270 gooseneck, it can be adjusted for a more comfortable viewing angle. The innovative power button design allows the power to be switched off when not in use, without draining the car battery. A practical assistant for safe driving: the quick access call joystick knob lets you make and end calls in less than 1 second. In addition, our Bluetooth car adapter supports the use of Siri or Google Assistant to make hands-free calls, send text messages, get driving directions and transmit voice navigation from the app. You can focus on the road and drive more safely! Fantastic atmosphere creator: The FM transmitter supports LED backlighting in 7 colours. Its soft and bright light makes it easier to operate at night. You can change the colour depending on your mood or the environment in the car. It also supports switching off the light effect during the day. Make your driving experience more comfortable.