🚗 [Stable & Clearer Calls]：Bluetooth provides a stable connection, while Noise Suppression (CVC) technology and echo-cancellation grants you a crystal clear hands-free calling experience. Simply press the call button and enjoy easy hands-free calling and safer driving.moreover, the bluetooth transmitter supports voice navigation of your phone. Meanwhile, power off or power on, just slightly rotate the phone button. | 🚗 [30W PD&18W QC 3.0 Fast Charging]-Bluetooth FM Transmitter support charging three devices simultaneously, quick charge 3. 0 port and type-c pd 30w ports , 4X faster than standard chargers, in addition , It also features a USB charging port . Under the maximum output, the charger efficiency is more than 80 percent, so that your device can be fully charged in a short time. better-charging perf.(Tip:Usb port supports reading u disk up to 32G.) | 🚗 [Bluetooth V5.0 & Wide Compatibility] FM transmitter Bluetooth V5.0 will bring you a faster, more stable and smarter connection with less sound quality loss. Uninterrupted calls and music experience. It takes only 1 second to complete pairing, and no need to repeat pairing after the first successful pairing with your device.Widely compatible with iPhone, Android smartphones, tablets and other devices, also suitable for all 12V-24V vehicles. | 🚗 [Hi-Fi Deep Bass &7 Color LED]-3 Music Playing Modes, This bluetooth FM transmitter for car will provide more sound with its high-fidelity system,and you will enjoy powerful deep bass and immersive stereo sound.This car bluetooth aux adapter supports 7 single-color lighting. You can get a visually stunning display of colors. Makes it easier to operate when driving at night, safer for driving. | 🚗 [Safe Protections & security guarantee]- Bluetooth Car Adapter Passed CE, FCC certifications. Multiple protections for overcurrent, overvoltage, overload, overheat and short circuit, effectively prevents multiple problems. We will provide you 12-month warranty and 30-day money-back guarantee.