mini speaker
1.output power:3w*2
2.Voltage: 5V
3.Freqencey Response:20Hz-20KHz
4.Signal to noise ratio:75dB

mini speaker:

Specifications&Features

You can use this with computer, no matter PC or Mac.
Support external audio amplifying,campatibale with audio device which has 3.5mm audio output such as computer MP3.ect.

Fashion/Good quality/Simplicity

Maximum output power:3w×2
Voltage:5V
Maximum Current:700mA
Freqencey Response:20Hz-20KHz
Signal to noise ratio:75dB
Left and Right channel separation:45dB
Impedance:4Ω×2