Bluetooth FM Transmitter for Car, Bluetooth Car Adapter MP3 Player FM Transmitter Receiver, Hands Free Calling, Dual USB Ports (5V/2.4A & 1A), led Display, Support SD Card USB Flash Drive Features: Car Charger with Dual USB Charger: Equipped with 2 USB ports (5V 2.4A and 1A), you can charge two devices simultaneously. Via the USB port with the music icon, you can not only listen to music through the USB disk, but also charge any of your devices. 3 Play Modes: With CVC noise canceling technology, you can enjoy full duplex sound quality via 3 methods: 1): Play music via bluetooth; 2): Listen to music from SD card (up to 32GB), supporting MP3, WMA, WAV, FLAC format files; 3): Transmit music from USB stick (up to 32GB). Hands-Free Calls and Navigation Broadcasting: One click on the MFB button to answer, redial, hang up or reject calls; Easily switch between incoming calls and music. This FM transmitter supports existing navigation app on your phone, you don't need to look at the phone to ensure safe driving. Car Voltage Detection and Colorful Ambient Light : The FM transmitter will display the car voltage when plugged into the Ciga-rette lighter. Keep aware of the car battery condition at all times to avoid driving problems. With the blue backlight circle at the bottom greatly simplifies your operations for safer driving. Strong Compatibility: Bovon car bluetooth transmitter is compatible with iPhone 12 Pro Max, 12 Mini, 12 Pro, 12, 11 Pro Max, 11 Pro, 11, XS Max, XR, XS, X, 8, 8 Plus, Samsung, HUAWEI, Sony Xperia, Moto and all other Bluetooth devices. Moreover, with a frequency range of 87.5-108MHz, you can get a more stable and consistent music experience without interference. Specification: 1. Suitable for all types of vehicles 2. LED display 3. Supports QC3.0 fast charge output 4. Supports iphone and ipad charging 5. Supports stereo FM transmission technology 6. Supports U disk playing music 7. Supports TF card playing music 8. Supports WMA, MP3, WAV, APE, FLAC music format 9. Automatic power off memory function 10. Supports bluetooth A2DP, AVRCP, HFP, HSP 11. bluetooth V5.0 12. bluetooth hands-free calling 13. Support bluetooth stereo music DSP technology 14. Ec-ho and Noise Reduction (CVC) technology 15. Battery voltage detection How to select FM frequency: 1. Tune the car FM radio to a blank station from 87.5MHz to 108.0 MHz 2. Tune the FM transmitter into the same frequency with the car FM radio. 3. Connect the product to your smart device via Bluetooth now it can transmit calls, music, navigation to car stereo system. Or you can insert micro SD card/U disk into the product, it will play music automatically. Package inclluded: 1 X Car Charger 1 X User Manual