Noot 3.5mm Audio Jack Wireless FM Radio Transmitter Digital PLL, transmission is stable in different environments MP4 players, and other devices with a 3.5mm audio headphone socket Hands-free talking, crystal clear sound and convenient to adjust the tuning frequency Stream your playlist music from any 3.5mm music player to your home or car stereos. Transmits on FM Channels 87.5 Mhz - 107.9 Mhz, 0.1Mhz/step Two button controls, memory for the last frequency automatically, LCD display with blue led back light Compatible with Apple iPhone 6 / 6 Plus, iPhone 5S / 5C / 5, iPhone 4S / 4, iPod, iPad, Samsung Galaxy S6 / S6 Edge, Galaxy S5 / S4 / S3, Galaxy Note 4 / Note 3 / Note 2, HTC One M9 / M8 / M7, HTC Desire 816, Sony Xperia Z4 / Z3, BlackBerry, LG, Nokia, Tablet PC, MP3/MP4 Players and more Android Smartphone & Audio Devices with 3.5mm Audio Jack