Product description
Wholesale Card MP3 Player(FMP3-21)
1. Card shape MP3 player
2. Decode: MP3/WMA format
3. Power: Reachargeable 3.7V 200 mAh Li-ion
4. Data transferring interface: USB 2.0 High speed
5. Frequency response: 4-48kHz sampling
6. Unit size: 85*53*4.5 mm
7. Weight: 20g( with built-in battery)
8. Customized full color logo printing and designs
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