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1,Music formats:MP3,WAV,WMA 2,USB 2.0
3,Built-in lithium battery
4,Maximum input power:5V DC,180mA
5,Voice output frequency:20Hz-20kHz
6,Recharging time:3 hours
7,Flash memory:128MB-1GB
8,Earphone impedance:16 ohmsx2
9,Signal-to-noise ratio:87.2dB
10,Weight:52g
11,Dimensions:172*160*40mm
12,Accessories:
a,USB cable
b.Instruction manual
c,Software disc
