180degree rotatable LED screen: This vehiclemounted Bluetooth FM transmitter features a 1.38inch LED backlit display that clearly shows phone information, the current FM channel, music details, and when the engine starts it can detect and display the car battery power. The screen can be rotated 180 degrees for the most comfortable viewing angle. Press and hold the call button to turn off the FM function while keeping charging active, preventing unnecessary battery drain. A stylish addition to your car interior. The latest Bluetooth 5.3 technology and PD 30W fast charging: Builtin Bluetooth 5.3 delivers a faster, more stable connection for streaming music and hands calls, with fewer dropouts. The unit includes a builtin microphone and supports mobile intelligent voice navigation. It provides PD 30W fast charging and a 2.4A USB port, helping to eliminate battery anxiety for your devices while you drive. Exclusive HiFi tweeter, bass and LED backlight: The device offers an exclusive tweeter and bass knob design to tailor sound to your preferences, delivering improved treble and bass performance. The LED backlight pulses in rhythm with the music for an engaging visual experience. It transmits lossless music from any Bluetoothenabled device and supports MP3, WMA, WAV, APE and FLAC files. Noise cancellation technology helps suppress road noise and provides clearer audio for hands calls. Driving, better hands calls: Answer or end calls with a single button, without holding your phone. The FM transmitter supports Assistant, making it easy to place calls, send texts, or get directions so you can keep your focus on the road. Stream audio from navigation applications or the Assistant to your car for driving. Noise cancellation technology enhances the hands calling experience. Practical use scenarios: Daily commute: Stream music via Bluetooth, handle hands calls with the builtin microphone, and use Assistant for directions or messages, while keeping devices charged with PD 30W and the 2.4A USB port. Long road trips: Maintain battery life for multiple devices with fast charging, listen to lossless audio formats, and rely on the clear hands call quality even on noisy highways. Navigation and calls on the go: Use onebutton controls to manage calls, while navigation prompts and Assistant audio are routed through the car speakers for safer, distraction driving.