... :This item is featured by its 4-in-1 multifunctions: MP3 player, MP4 player, SD Card Reader, FM Transmitter. It is ... freely, making your trip more interesting and relaxing!Features:Support MP3/WMA format.Full frequency by range: 87.5-108.0MHz ... videos, pictures, music and FM radio more freely.Specifications:Multifunctions: MP3 player, MP4 player, SD Card Reader, FM TransmitterFM frequency range ...