SDMAX Bluetooth Adapter for Car, Wireless FM Radio Transmitter, LED Display, Calls, Colourful Lights, Car Voltage Detection, MP3 Music Player, Quick Charge

WIRELESS FM RADIO TRANSMITTER: The SDMAX Bluetooth Adapter acts as a wireless FM radio transmitter, allowing you to stream music and phone calls from your Bluetooth-enabled device directly to your car’s radio. Simply tune your car’s FM radio to the same frequency as the adapter to enjoy wireless audio playback and hands-free communication. Compatible for various vehicles. LED DISPLAY FOR EASY OPERATION: The adapter features a clear LED display that shows essential information such as the FM frequency, car voltage, and song track details. This display ensures that you can easily monitor and adjust settings while driving, enhancing convenience and safety. HANDS-FREE CALLING WITH BUILT-IN MICROPHONE: Equipped with a built-in microphone, the SDMAX Bluetooth Adapter enables hands-free calling, allowing you to make and receive phone calls without taking your hands off the wheel. This feature ensures a safer driving experience and complies with hands-free driving laws. COLOURFUL LED LIGHTS: The adapter is designed with vibrant, colorful LED lights that add a stylish and dynamic visual element to your car’s interior. The lights not only enhance the aesthetic appeal but also provide a visual indicator of the adapter's status and operation. CAR VOLTAGE DETECTION: The adapter includes a car voltage detection feature that monitors and displays your vehicle’s battery voltage. This functionality helps you keep track of your car’s electrical health and can alert you to potential issues with your vehicle’s power system. MP3 MUSIC PLAYER FUNCTIONALITY: In addition to streaming music via Bluetooth, the adapter also supports MP3 music playback through a USB drive or SD card. This feature allows you to enjoy your favorite tunes directly from external media, offering versatile music playback options.