- Hands-Free Calling: Enjoy seamless communication with a built-in microphone that allows you to answer, reject, hang up, or recall calls all with a single button. Experience clear calls with CVC noise suppression technology that reduces road and wind noise, ensuring you can focus on driving safely while receiving voice navigation from your phone. - Upgraded Bluetooth 5.3 & HiFi Deep Bass: Equipped with Bluetooth 5.3, this FM transmitter delivers faster and more stable connections, minimizing transmission delays. Experience crystal-clear calls and lossless music quality. The "EQ" button enhances your listening experience with powerful deep bass and immersive sound. Once paired for the first time, you won’t need to pair again. - 7-Color LED Backlight & Voltage Monitoring: Customize your driving atmosphere with 7 switchable LED colors (red, blue, green, purple, yellow, cyan, white). Easily toggle lights and monitor your car’s FM channel and battery voltage on the LED display, helping you stay informed about your vehicle’s status while driving. - 42W Intelligent Fast Charging: Charge two devices simultaneously with a PD 30W Type-C port and a 5V/2.4A USB port (max 12W). Built-in safety features include over-current, over-voltage, short circuit protection, and intelligent temperature control, ensuring safe charging for all your devices. Compatible with all vehicle types (cars, vans, trucks) that have 12-24V cigarette lighter sockets. Use Scenarios: 1. Daily Commute: Easily switch between your favorite playlists and incoming calls without distraction, making your daily drive more enjoyable and safer. 2. Road Trips: Keep your devices charged while enjoying high-quality music and clear navigation, ensuring a smooth journey for you and your passengers. 3. Family Outings: With dual charging capabilities, keep everyone’s devices powered up while enjoying hands-free calls and vibrant LED lighting to enhance the driving experience.