?Hands-free & Voice Assistant?With this car radio bluetooth transmitter, you can conveniently Answer/ Hang up/ Reject/ Redial calls by simply clicking the "MFB" button. Long press "B" button to activate voice assistant, such as Siri, Google Maps, etc. ?3 Playback Modes?The hands free car phone kit bluetooth fm transmitter can stream clear stereo music freely in 3 modes: Bluetooth 5.3, AUX cable and TF card. Many choice to meet your different needs, user friendly. ?PD 30W & QC 18W?SOOMFON bluetooth car transmitter equipped with 30W PD3.0 & 18W QC3.0 fast charging ports, supports charging 2 devices simultaneously with Multiple protection. The car bluetooth adapter can charge your iphone, ipad, cellphones, tablets at full speed. ?Separate Design & Safer Driving?Connect the car bluetooth transmitter to the cigarette lighter socket to keep the car clean and not messy. Separate design provide a closer operation distance for safe driving. With LED light, no worry about use at night. ?Bass Booster & Hi-Fi Stereo?This FM transmitter bluetooth car with one key-press can let you enjoy a fantastic and powerful deep bass music. With a high performance chip provides you a crystal clear and HiFi music, a perfect fm transmitter for a long ride. ?Bluetooth 5.3 & Oversized Mic?SOOMFON bluetooth car adapter adopted the latest Bluetooth 5.3 chip to bring you a faster, more stable connection. It designed with a large microphone and CVC8.0 noise reduction tech to ensure no background noise for clearer calls.