With the Scosche BTFreq Power Delivery you can stream audio and make hands-free calls from your smartphone using either the FM Transmitter or Bluetooth options. Bluetooth enables hands-free smartphone use and to stream audio from your phone through the stereo system. Can use the FM transmitter with digital display and audio jack to connect direct to vehicle auxiliary port using 3.5 cable (included). Also has a USB-C Power Delivery 3.0 charging port that delivers 18W for incredibly fast charging. Simultaneously charge a second device with the 12W USB-A Port. An included remote allows you to conveniently and safely switch between radio stations control your music pick-up calls and more.