support MP3/ WMA ect format audio
128x64 two colors OLED
ID 3/Lyrics display
Rechargeable Li-ion battery
red/ blue/ silver/ black(optical)
Carton size: 51*34*31CM
Gross weight: 10.5KG
We can supply many models(with display and without display) and many kinds of mp3, such as: sunglass mp3/watch mp3, , ipod with 128/256/512/1G/2G capacity. And some models support sd card and ect.