Guanda 4in1 Bluetooth 5.3 FM Transmitter – Performance Car Audio Adapter Experience versatile connectivity and sound quality with the Guanda Bluetooth car adapter. Designed for seamless integration into your vehicle's audio system, this FM transmitter offers multiple connection options, clear hands calling, and advanced display functionality, making it an essential driving companion. Key Features and Benefits: Four Audio Input Options: Connect via Bluetooth, U Disk, AUX in/out port, or TF card. Enjoy flexibility for music playback from smartphones, tablets, USB drives, and memory cards without relying solely on one method. Broad Device Compatibility: Works with Samsung, LG, Sony, iPhone (including X, XS, 11, 12, 13, 14, 15 Pro Max), Android phones, iPad, and more. Ideal for multidevice households or switching between and work devices. Bluetooth 5.3 Technology: Provides stable, fast wireless connection with low latency for smoother audio streaming and more reliable performance while driving. Advanced Display and Design: 1.8inch FullColor LCD: Clearly shows Bluetooth connection name, FM station, device name, car battery voltage, current track title, number of songs, music spectrum visualization, play status, and volume level. 360Degree Rotating Gooseneck: Flexible and durable design allows for positioning to suit your viewing and operation needs without obstructing your driving view. Audio Experience: FM Transmission to Vehicle Speakers: Broadcasts music from your mobile device to a chosen FM frequency and plays through your car speakers in full stereo sound. Supports MP3, WMA, and FLAC: Play quality music formats for enhanced listening. Five EQ Modes: Switch easily between EQ sound profiles to match your preferred music style, from crisp treble emphasis to rich bassfocused playback. Hands Communication and Navigation: OneClick Calling: Initiate or answer calls with a single press for safer driving. Noise Suppression and Echo Cancellation: CVC technology ensures clear call quality by reducing background noise and distortion. Voice Navigation Output: Hear GPS directions streamed directly through your car speakers for clearer guidance without straining to hear your phone. Practical Use Scenarios: 1. Daily Commute – Stream music from your smartphone and answer calls instantly without touching your device, keeping your hands on the wheel. 2. Road Trips – Plug in a U Disk or TF card loaded with playlists for uninterrupted playback, for long drives where mobile signal may be unreliable. 3. Business Travel – Connect quickly to your work phone for conference calls while using your device for navigation, thanks to quickswitch connectivity. With universal compatibility, versatile input options, hifi stereo performance, and safe communication features, the Guanda 4in1 Bluetooth 5.3 FM transmitter delivers convenience, sound quality, and control — all in one easytouse device.