YSM Bluetooth FM Transmitter Wireless In-Car Modulator, LCD Display 21 Key Remote Control Radio Adapter Bluetooth 4.0, Hands Free Calling for iPhone, Android, Pad Any Bluetooth Devices (Silver) Bluetooth 4.0,Compatible with iPhone 6 Plus / 6 / 5S / 5 / 4S / 4 and Android Smart Phones.Very Functional, Wirelessly Play Music, Make hands-free calls and Charge your device Elegant Design with Good Taste. Line-in connector for audio players. There is a 3.5mm to 3.5mm adaptor for your mp3 & mp4 player or audio devices with a 3.5mm audio jack. Support reading U flash Drive / Micro SD card with card reader connected to the computer.Support MP3 and WMA format file, you can freely enjoy your favorite music in your car. Very Easy to use, please connect your cellphone with this FM transmitter via bluetooth, then you will be able to answer phone call or play music,which ensures your safety Rotating hose design, any adjustment to the optimal viewing position.Includes "line in" port and 3.5 mm aux. Connecting your mp3 or mp4 player or other compatible audio devices that have a 3.5mm audio jack.