Storage
Memory Type   Flash Memory
Memory Capacity  1-*4 GB
Support Formats 
Audio Format   MP3, WMA, WMV, WAV, ASF
Controls
Control Type   Button
Data Transfer 
Connection Type   USB 2.0
Compatible Operating Systems   Microsoft Windows Vista , Windows 98/SE/ME/2000/XP , Mac OS 10 , Linux 2.4.2
Connections
Headphones Jack   3.5 mm Stereo Jack
Battery & Power 
Battery Type   Built-in Rechargeable Lithium-Ion Battery
Work Time   3--5 hours
Audio Properties 
Microphone  Built-in
General
Product Type   MP3 Player
SNR  85db
Color  Black 
Dimensions/W*D*H  33x33x8mm
What's in the box   1 Mp3 Player , 1 User Manual , 1 Earphone , 1 USB Cable