PD 3.0 & QC 3.0 Fast Charging: Possibly the latest, fastest and most efficient USB charging technology. Up to 4X faster than standard chargers as it is able to charge compatible devices to 80% within 35 minutes. Enjoy Hands-free Calls: Built in Microphone technology provides a stable connection and echo-cancellation can reduce background noises for better hands-free calls, so you can answer phone calls with a press of the button. Hi-Fi Deep Bass & Backlit: Bluetooth Fm transmitter for car can Stream Clear Stereo Music, which offers you crystal-clear sound while you are enjoying the long ride with your beloved ones. Besides, surrounding blue LED backlit pulsing with the rhythm. Easy Calling: Noises are reduced by built-in microphone technology. With just one click, you can accept, redial, hang up, or reject calls while keeping your eyes on the road, making driving more engaging and safe. WIDE COMPATIBLITYT: This Bluetooth M transmitter can be paired with all Bluetooth enabled devices, it is compatible with iPhone, iPad, iPod, Tablet, Samsung, HTC, Sony and other Android Smartphones, and it fit with 12-24V Cars and Trucks.