PD 3x. Power deliver. 3x more power than typical chargers. Dual charge. Bluetooth. Works with: All smartphones. FM channel display. Microphonr. 1 - USB. 1 - USB-C. Multi-function button. Frequency tuner button. AUX output. Works with siri and google voice. Stream audio and make hands-free calls from your smartphone using either the FM transmitter or bluetooth options. Bluetooth enables a vehicle for hands-free smartphone use and to stream audio from your phone through the stereo system. FM transmitter with digital display and audio jack to connect direct to vehicle auxiliary port using 3.5 cable (included). UBS-C power delivery 3.0 charging port delivers 18W for incredibly fast charging. Simultaneously charge a second device with the 12W USB-A port. Hands free. Smartphones not included. CE listed. FCC listed. scosche.com. Find instructions, warranty information and register your product online at scosche.com. customerservice(a)scosche.com. 800-363-4490 x1. Recycle this package. Designed & Engineered in California, USA by Scosche. Manufactured in China.