1. 1) 1. 5" 65K OLED display 2) Supports WMA / WAV / ADPCM music formats 3) Music formats: MP3 and WMA 4) FM radio, FM recording 5) A-B repeat, synchronous lyric show. 6) Picture browsing: EXIF2. 1 7) Dual earphone 8) High speed 2. 0USB interface 9) Lithium battery 10) With outer speaker 11) Weight: 110g 2. Capacity: 128MB 256MB 512MB 1GB 2GB 4GB