Features 
1).USB 2.0 Compatible
2).Large capacity for storage
3).Built-in flash memory from 128MB to 4GB
4).high-definition print technology and unique
 style stands out
5).Thinnest MP3
6).Playing time about 10 hours
7).Bit rate: 8 to 320kbps
8).Accessories: color box, earphone and USB cable

Packing information: 
 Unit size:            84*54*4mm  
 Unit weight:        18/155g
 Unit packing:      Gift box    
 Box size:           15.5*12.2*4.3cm
 Outer carton:      20pcs/ctn
 Carton  size:      32×26×24cm   
 N.W/G.W:         3.1/4.5kgs     
 20ft/40HQ:        28040/66100sets