1.[ Upgraded Bluetooth 5.3 Version] - Wireless FM Bluetooth transmitter uses the latest Bluetooth 5.3 technology, optimizing the old Bluetooth version of transmission delay and connection defect problems. Bluetooth 5.3 will bring you a faster and more stable connection with less sound quality loss. Uninterrupted experience for music play and hands- calls, it will automatically connect the last paired Bluetooth device. 2.[30W PD&QC 3.0 Fast Charging] - Bluetooth car adapter equipped with PD 30W Type-C and QC3.0 18W USB charging port, two devices fast charging at the same time. Support super fast charging for iPhone/Google/ iPad pro/Android devices. This 48W high-power car adapter charges faster than the most car Bluetooth adapters on the market. 3.[4-in-1 Bluetooth FM Transmitter] - 4 different audio transmission ways: Bluetooth; AUX in/out Port; U Disk; TF Card, multiple Input Options for you. Our bluetooth radio transmitter for car has broad compatibility with iPhone (including X, XS, 11/12/13/14 Pro Max), Samsung, LG, Sony, Android, iPad, and more phones. 4.[1.6' Color Screen/Flexible Gooseneck] - 1.6' LED screen is large and clear enough for you to easily read at daytime or night for incoming calling, song name (Under TF/U-disk Modes), voltage, volume, etc. The rotatable gooseneck of the wireless radio adapter can provide you with an adjustable viewing angle and optimal viewing comfort of LED display screen. 5.[HiFi Treble and Bass Available] - The sound output will be better when both effect keys turned on - Bass/Treble mode can be easily adjusted, just press the button 'BASS' or 'TRE', you will enjoy powerful or peaceful music you like. 6.[Safer Protections ] - Multiple protections for overcurrent, overvoltage, overload, overheating, and short circuits. Let you enjoy a and comfortable driving journey.