[PD20WQC3.0 Fast Charging] The wireless Bluetooth car adapter can quickly charge two devices at the same time through the PD20W and QC3.0 ports, 4 times faster than the standard charger. In addition, it also has a USB charging port (5V/1A) as the USB flash drive port to play music. FM transmitter with built-in overcurrent protection, overvoltage protection, overcharge protection, overload protection, overheat protection and short circuit protection ensures safe charging of the product. [Advanced Bluetooth 5.0 technology] The built-in Bluetooth 5.0 chip provides a more stable connection. It can play music and make handsfree calls through FM frequency, allowing faster pairing with compatible devices. The built-in microphone supports mobile phone intelligent voice navigation, and transmits the audio stream from the navigation application/Siri/Google Assistant to your car. Answer or end a call with one touch. No need to pick up and hold the phone. This car accessory makes your driving