BASEUS car charger with Bluetooth FM transmitter. Thanks to the dual USB port, allows you to charge two portable devices simultaneously, as well as play the music stored on your smartphone via radio. The BASEUS car charger allows you to pair your phone with a gadget, and as a result - listen to your favorite songs from your smartphone via the radio. Built-in microphone allows you to make calls without having to reach for the phone. Allows you to answer and reject calls, all at the touch of a button. Dual USB port for charging up to two portable devices at the same time. The product plays audio files from the attached flash drive or TF / micro SD card. Allows navigation voice enhancement through car speakers. Digital display indicates the current voltage and transmission frequency.