multimedia speaker hot sale mini speaker for ipod/iphone mini speaker for PC and notebook Built-in active am

multimedia speaker hot sale mini speaker for ipod/iphone 

 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

Rated Impedance       4Ω±0.5ΩOutput Power          3W*21KHZ,THD10%Supply Voltage         5V34.5V,  2*AACircuit Current         ≤300mAFrequency Response   2000HZ12KHZ,Supply Voltage Rejection ≥48dB

79*47*50cm /50 pcs 20/23kgs

multimedia speaker