Features:
 
Screen :No, with LED indication
Audio playback :MP3/WMA/WAV formats
Button:On/Off, Volum+/-,track forward/back
Speciality :Alike Samsung Music stone necklace MP3 Player

Specification:

PC interface:USB 1.1;USB2.0
Playing audio:8 hours
Battery:rechargeable battery
Recharging time:3 hours
Earphone jack: 3.5mm
Memory chip:original A-grade Samsung memory chip
Memory size: 1GB,2GB,4GB
Size: 4*4*1.5(cm); Weight:20g
Housing:Plastic
Optional colors:Black/White/Red/Purple/Pink/Blue
Accessories:English manual,Earphone,USB cable.Crystal case 
 
Package Including:
1 x Music-stone Necklace MP3 Player
1 x Earphone 
1 x USB cable  
1 x User's manual in English
1 x Crystal case

Warranty: 12 months