1.Built-in large memory, can be used as mobile hard disk: 256M/512M/1G/2G. 2.A,B,C three voice file catalog, can record heavy voice messages. 3.Voice activate (VOX)function, SP and LP recording format are available. 4.Loop mode:Nor (no loop, One (single loop), All (all loop). 5.5 eqalizer modes: Natural (normal), Classol (classic), JAZZ (jazz), DBB (dynamic bass boost), DISCO(disco). 6.Repeating mode (Aí·B): Repeatedly play certain segment of a voice file. 7.Following read and contrast function: be under the MP3 mode. 8.Can check the left recording time 9.Delete function: delete existing MP3 music files and voice files, individually or all the files of the current directory. 10.Clock function: can check time. 11.High speed USB2.0 connect, conveniently to upload and download files. Inner gift box, outer carton