1.storage:128MB~8GB 2.material:metal 3.Audio format:MP3,WMA 4.Battery Life:8hours 5.Certificate:CE,FCC,ROHS

product name:key chain mp3,magic ring mp3 player,magic ring mp3 

Features  

System Requirements
Hardware	IBM PC or compatible PC, Notebook or Macintosh with USB port
Operation System	Windows ME/98/2000/XP/Vista and Linux2.4/Mac OS9.0 above
Function characteristics
USB Interface	USB2.0 high speed
Capacity	128MB ,256M,512M,1GB,2GB,4GB,8G(Optional)
Storage Device	Removable Storage Device
EQ Mode	N/A
Play Mode	Repeat all
VBR	Available
Technical Specification
Read speed	SLC5.5 ~ 6.0 MB/S MLC3.5~4.5MB/S
Write speed	SLC3.5 ~ 4.0MB/S MLC2.0~3.0MB/S
Audio format	MP3,WMA
Bit Rate	MP3:8Kbps320Kbps ,WMA:8-384 Kbps
Battery Life	About 5~7Hours
LCD Display	N/A
SNR	>85dB
Frequency Response Range	20HZ~20KHZ
Physical characteristics
Battery Type	Rechargeable lithium-ion polymer battery
Storage Temp*	-20 ~ +55
Ambient Temp*	-10 ~ +55
Operation Relative Humidity*	20% ~ 90%(40C)
Storage Relative Humidity*	20% ~ 93%(40C)
Sizemm	L*W*H : 64.2x26.6x7.7(mm)
Weightg	About 16.6g
Color	green/red/silver/black and so on
Package	Blister package/gift box
Certification	CE,FCC,ROHS

Imprint options:

1.Solid color printing

works with most products

Print one or more solid colors(includes white,gray,and black)

2.Process color printing

works with most products

Required for graphics with gradients,color blending,& many colors

Looks best on light and neutral-colored products(white,silver,etc)

3.Laser engraving

Works with metal surfaces only 

Produces sharp,polished results

Most durable(long-lasting)option

Different metals yield different results when engraved

Colorized laser options also available on some metal-surfaced models

Packing:

We offere a several of packaging options, from metal gift box to custom  cardboard shapes in variety of colors. Most of our packaging options can be custom printed also as per your requirement

Custermised logo according to clients requirement

Certificate: CE,FCC,ROHS

magic mp3 player