Carpanion Mini Universal In-Car Wireless FM Transmitter, Stream Music for Car Stereo Updated Version: More stable FM signal, better anti-interference performance, so as to ensure a clear stereo sound quality Hands-free talking function offers you more safty during driving, clear and convenient to adjust the tuning frequency Quality Longer Play Built-in Lithium Battery ( no extra power needed), thus it can Last 1.5h Longer than Previous Version Digital PLL, the transmission is stable in different environments with super mini size and elegant design Registered Brand Quality and fit for apple iPhone, iPad, Samsung Galaxy S, Note, HTC, Sony, Nexus, Motorola, etc.