1.  Support MP3 MTV; MP2; MP3; Windows Media Audio (WMA),WMV ASF,WAV,digital record,USB disk Built-in equalizer (Normal,Rock,Pop,Classic,Soft,Jazz and DBB)2.  2-Color LCD display3.  Real digital A-B replay or comparison replay.4.  Multi-play Mode: Normal,Repeat One,Folder,Repeat Folder,Repeat All,Random,Intro.5.  (Optional) FM tuner with auto/manual search, 40(20 for each Band) local stations and FM recording6.  Digital recording,and can be used as non-driver disk7.  Supporting ID3 information(synchronized display of song & lyrics)8.  Multilateral language: Simple & Trad. Chinese; English; Japanese; Korean; French; ltalian; German; Spanish; Swedish; Portugal; Denmark; Dutch9.  Built-in lithium rechargeable battery10. MWJ: World 1st  Multi-directional waterproof Key Management (Patented) User-friendly and one hand operation.     Wateproof standard:1PX7  1:  支持MP3 MTV;MP1;MP2;MP3,WMA;WMV ASF, WAV ,内置USB 盘,支持声音风格(自然,摇滚,流行,古典,轻柔,爵士和DBB) 2: 双色LCD液晶显示器 3:真数字显示A-B重放或者对照重放. 4: 多种播放方式: 正常播放,单曲循环,文件夹播放,文件夹循环播放,全部    循环播放,随机播放.介绍选择播放. 5:(可选) 带搜索指南FM 收音功能,40个频道(每个波段20个频道). 6:数码音像,可当移动硬盘使用. 7:支持ID3信息(歌词与音乐同步播放.) 8:支持多国语言:简体中文;英语,日语,韩语;法语;意大利语;德语;西班牙语;瑞典语;葡萄牙语;丹麦语;荷兰语. 9:内置可再充电锂电池. 10:多方向防水键单手操作.(专利技术) 11:防水系数:1PX7