【Noise Cancellation & Hi-Fi Sound Quality】 Guanda bluetooth fm transmitter for car adopted latest CVC noise cancellation technology that can filter out background sounds to get clearer calls for hands free calls. At the same time, the fm transmitter also uses advanced high-quality HiFi technology to transmit high-fidelity, well-balanced audio from your device to the car system, which can restore the real sound and powerful bass, providing the ultimate listening experience. | 【PD 30W + Fast Charging】 Guanda bluetooth adapter equipped with PD 30W Type-C and Fast Charging 18W USB charging port, which can fast charge two devices at the same time. The PD port supports fast charging for iPhone Series / Google / Samsung / Android devices. Built-in over-current protection, over-voltage protection, short circuit protection, it will effectively ensure safe charging. This 48W high-power car adapter charges faster than the most car bluetooth adapters on the market. | 【Advanced Bluetooth 5.0 Technology】 Bluetooth transmitter adopt the latest Bluetooth 5.0 technology, the signal transmission and FM signal is more stable. Built-in microphone, supporting smart voice navigation from your phone, streaming the audio from navigation app/Siri/Google Assistant to your car. easily use them to make a call, send a text, or get driving directions. It takes only 1s to complete pairing, and no need to repeat pairing after the first successful pairing with your device. | 【4-in-1 Bluetooth FM Transmitter】 Guanda bluetooth fm transmitter is equipped with 4 different audio transmission ways: Bluetooth, AUX in/out Port, U Disk, TF Card. You can play your favorite songs on your car stereo via Bluetooth, TF Card and Aux Cable. The radio transmitter bluetooth has broad compatibility with iPhone 15 14 13 12 11 Pro Max, iPad, iPod, tablet, Samsung, LG, Sony, MP3 player, Huawei and Android Smartphones. And all vehicle types including cars, vans and trucks(12-24V). | 【One Click Hands-Free Calling】 The cigarette lighter bluetooth radio transmitter connects the cellphone via Bluetooth, One-click to answer / redial / hang up or reject calls. You can keep your eyes on the road and enjoy complete voice-control and safer driving with this fm bluetooth transmitter. ♻♻ How to save your car battery? Just long press the buttons 3s to power off and no need plug or unplug it from your car socket every time. | 【360°Flexible Gooseneck】 Guanda RM150 radio transmitter bluetooth with 1.44" screen for you to easily read information better like phone calls, FM channels, music, car battery voltage. The 360° rotatable gooseneck of the cigarette lighter bluetooth radio transmitter can provide you the versatility to change the angle of the screen. The ideal screen size and flexible gooseneck design to assist you in driving safe without disturbance.