Clear Calls Lossless Music: Designed with dual high-quality microphones, you can get crystal clear audio, the person on the other end of the call can hear you clearly. The latest Bluetooth 5.0 chip noise reduction interference technology ensure stable transmission static-free sound. Safe Fast Charging: This car charger is equipped with 3 USB ports, allowing you to power multiple devices at the same time. The PD 18W USB-C charging port has a maximum output of 5V/3A, charging compatible devices to 50% in just 30 minutes. Thoughtful Design Ease of Use: This FM transmitter takes old cars to the next level with a large LCD screen with high resolution full display an easy-to-manage interface. Supports 270 gooseneck, which you can adjust for a more comfortable viewing angle. Practical Assistant for Safe Driving: The quick-access call joystick knob lets you make end calls within 1 second.