Dual USB Smart Fast Charger Bluetooth5.0 Transmitter

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• describe:
• Stylish 7-color ambient LED light displayed on the panel housing, compact design, suitable for USB port device charging in the car such as tablet, PC, smartphone, MP3, MP4, dash cam, etc., suitable for most cars or trucks (12 -24V).
• The USB QC3.0 charger and PD 20W Type-C charger can increase the speed by 80% in a short time, and can charge two terminals at the same time.
• Support music playback, the boot screen displays the FM frequency point, adjust the FM frequency point in the car to match it. Music from your phone can be wirelessly streamed via Bluetooth. It also supports TF card/U disk playback, supports MP3, FLAC, ape and other lossless music, as well as a variety of audio formats.
• Bluetooth hands-free calling, noise processing ensures safer driving, and you can answer or reject calls with just a short press.
• Smart car voltage detection protects your electronics from damage. LED digital screen display, make the car battery voltage clear at a glance.

• How to use car MP3:

1. Turn on the radio on the car and adjust to the idle frequency (ie no radio frequency)2. Plug the product into the car socket and set the product frequency to match the radio frequency.3. Insert the memory card or U disk from which you downloaded songs into this unit, or connect your mobile phone to Bluetooth.4. This machine can automatically play the music in the memory card or U disk or mobile phone.