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Mini speaker for PC and notebookBuilt-in active amplifierPure and elegant sound qualitywith unsurpassed effectoutput:RMS 3W+3W; S/N Radio:65db Isolated;Rate:45dB; Frequency Response: 50HZ-20KHZRated Output: 2×3WPower:5V/1ASNR:>85dBPower suppllied by Computer USB port
Usb mini speaker portable laptop mini speaker