Product Description: Vehicle Mounted Bluetooth MP3 Player and FM Transmitter Advanced Bluetooth 5.0: Experience seamless connectivity with Bluetooth version 5.0, supporting Bluetooth calls, music transmission, and caller number display. Enjoy crystal-clear audio and hands-free communication while on the road. Versatile Music Playback: This multifunctional device supports memory cards and U disks, functioning as both a player and a card reader. It is compatible with MP3 and WMA format music, allowing you to enjoy a wide variety of audio content. Ample Storage and Efficient Charging: With support for memory cards and U disks up to 128GB, you can store and access a vast music library. The USB port provides a 2.1A charging output, ensuring your devices stay powered throughout your journey. Intelligent Voice Prompts: Stay informed with caller voice prompts that announce playback status, including memory name and Bluetooth connection status. This feature enhances convenience and safety while driving. Clear Digital Display: The digital tube display shows the current frequency, and with a simple switch, it can display voltage. This clear and concise display keeps you informed without distraction. Memory and Playback Functions: The device remembers your last frequency point and music playback position, allowing you to pick up right where you left off without hassle. Wide FM Transmission Range: Transmit your favorite tunes over a broad FM frequency range of 87.5-108 MHz, ensuring you can find the perfect channel for uninterrupted listening. Upgrade your driving experience with this vehicle-mounted Bluetooth MP3 player and FM transmitter, designed for convenience, versatility, and superior audio performance.