Wireless FM Transmitter, ELEGIANT Wireless In-Car FM Adapter Car Kit with USB Car Charging, Music Control and Hands-Free Calling for iPhone, Samsung, LG, HTC, Nexus, Motorola, Sony Android Smartphone Charging &Power: Automatically detect the charging device and charging environment, match the optimal current, display output current value;power supply for other devices, the maximum output 5V/2.5A. Automatic memory function of power failure frequen Music Play: Can automatically play and transmit the MP3 files of USB driver, Micro SD card directly, Supports dual USB output voltage. Wireless Communication: Simply paired your phone with the wireless FM Transmitter and its hands-free system can set free your hands during answer the calls and let you safely drive. Sound Quality: Excellent hi-fi stereo sound quality. High-performance built-in microphone with Echo cancellation and noise suppression (CVC) technology which can offer your clear talking and wonderful music. Compatible Modes: Apple , Samsung, HTC, LG, Sony, Motorola, Nokia, ASUS, Microsoft & More Smartphones, Tablets & MP3 Players and other mobile devices.