Easy-to-use, single-cable solution to listen to music through car stereo Compatible with most devices with 3.5mm aux port Powered USB-A port to charge device while in use Quickly find the best signal with one touch Clear, easy-to-read display PRO setting optimizes audio and boosts volume 2 programmable preset buttons to find saved stations NO AUX, NO PROBLEMEnjoy your music on the road even if your car doesnt have an aux port. TuneCast In-Car 3.5mm to FM Transmitter uses FM radio to play your music through your car stereo. Connect the 3.5mm headphone jack to your smartphone and TuneCast transmits your music from your phone to your cars FM radio. A powered USB-A port charges your phone as you go, to keep the music playing all-journey long.Made for: Smartphones equipped with a 3.5mm AUX headphone jack, including iPhone 6S/6, Samsung Note 8, S9, LG G6, Google Pixel 2 and previous generationsEASY TO USESimply connect your smartphone to the 3.5mm headphone jack and press the scan button.