An easy, single-cable solution providing a way to play music from a smartphone/MP3 player with a 3.5mm AUX port, in a car where no AUX port is available. Designed specifically for cars without an AUX port, it transmits music and audio from your device to your car’s FM radio. It also offers a powered USB-A port to charge your mobile device during use. Product features: • Streamlined single cable solution to access music through car stereo• Compatible with most devices with a 3.5mm AUX port• Powered USB-A port to charge device• One-touch operation to find best signal• Clear, easy-to-read display• PRO setting optimizes audio and boosts volume• 2 programmable preset buttons to find saved stations