features: 1).with fm super slim mp3 player 2).support mp3/wma format 3).lyric synchronization 4).support recording/a-b repeating 5).no dissplay 6).no built-in fm 7).usd interface, bulit-in lithium battery 8).capacity of built-in memory: 128m-4g 9).available color: white/black 10)accessories: usb cable, charger, drive disk, earphone, manual tag:mp3 , mp3 player, ipod mp3 player