Bluetooth Car Adapter, Wireless Handsfree Call, Plug for FM Transmitter Radio Receiver, Card & Music Player

[Dual Screen Display with LED Backlight] The FM transmitter Bluetooth car converter features a dual-screen display. The top screen displays the FM channel, while the bottom screen displays the voltage of the car battery. For driving without worry at any moment, check the car voltage. You can use the 7 single-color lighting settings and the breathing mode to create a visually dazzling display of colors, which makes driving safer at night. [Easy Calling] Noises are efficiently reduced by built-in microphone support noise suppression (CVC) technology that gives you a crystal-clear connection to cut down on interference. With just one click, you can accept, redial, hang up, or reject calls while keeping your eyes on the road,making driving more engaging and safe. [3 Modes for Playing Music] Playback from Bluetooth-enabled devices; TF card (64GB) music streaming; USB flash drive (64GB) music transmission. With this Bluetooth radio transmitter, you can have a musical feast in your car regardless of the device you use.DSP technology may be able to broadcast stereo audio at a constant transmission speed without distortion.