3.5 mm FM Transmitter and Audio Adapter Charger for iPhone 6/6S & other Smartphones Top Quality 3.5 mm FM Transmitter and Audio Adapter Charger for All Other Smartphones such as iPhone 6, 6 Plus, 5S, 5C, 5, 4S, 4, iPod, Samsung Galaxy S5, S4, S3, Note 4, 3, 2, HTC, LG, Sony, Motorola, Nokia and more COMPATIBILITY - iPhone 6, 6 Plus, 5S, 5C, 5, 4S, 4, iPod, Samsung Galaxy S5, S4, S3, Note 4, 3, 2, HTC, LG, Sony, Motorola, Nokia and other Smartphones FUNCTION - This gadget can wirelessly play and transmit MP3 files to your FM radio sound system by frequency. You can easily attach this to any device with 3.5 mm audio output. OTHER FEATURES - Has a digital PLL and transmission is stable in different environments. It offers a full frequency ranger and also has a LED display screen and optimizes high fidelity sound quality. HANDS FREE CALLING - Has a hands-free calling system to allow calls while driving and to ensure you and your passengers' safety.