CarBluetooth 5.3 FM02 Transmitter Receiver Hands Calling USB Supply Car9784\n\n1. The latest Bluetooth compatible technology: The USB FM transmitter is specially designed for car scenes, using the latest Bluetooth compatible 5.3 technology and FM technology, allowing car enthusiasts to easily enjoy wireless music in the car.\n2. USB interface power supply: The transmitter can be powered by the USB interface. When in use, the transmitter can be plugged into a USB port with an output voltage of 5V, such as a car USB port (5V) or a car charger port (5V).\n3. Upgraded version: The FM02 USB adapter is an upgraded version of the FM01, adding 3 buttons for adjusting channels from 87.5 to 108, volume control and track selection. The Bluetooth compatible version has also been upgraded to Bluetooth compatible 5.3 and is equipped with an LCD display.\n4. Good compatibility, no delay: the mini USB adapter has good compatibility, no delay, no . It is compatible with almost and mobile phones h