FM Transmitter, TOTU In-Car Universal Wireless FM Transmitter Radio Adapter Car Kit MP3 Player Built-in microphone makes hands-free calls easy. Adjust random the angle, suitable for different vehicles, and CVC technology cancel echo and reduce ambient noise Universal USB charging port for charging smart phone or other portable devices Plug and play with the easiest to use car FM transmitter; stream music, podcasts, and audio content, or play MP3 and WMA music files using SD card or USB flash drive inputs Work with iPhone 6 6+iPad Air, iPad Mini 2, Samsung Galaxy S4/3, Samsung Galaxy Note 3/2, Nexus 5/4, HTC One, Blackberry and Android, Blackberry & Windows Smartphone.