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MP3 (484)Magic Ring MP3 Player
Specification:
Model No. KM-M337
Interface: USB 2.0, 3.5mm earphone jack
Power: Built in lithium batter, 5 to 7 hours palying time.
Dimension: 8mmx64.2x26.6mm
Weight: 14g
![e2_style_2[1]](http://i01.i.aliimg.com/img/imagerepos/cn/20/cn209724867/1274324261277_hz-myalibaba-web11_4224.jpg)