description: active black stereo speakers with power switch, volume control and earphone jack output: 2x 0 ...

Technical Index: R.M.S.:1.2WX2 Drive Unit: 3" Frequence: 60HZ-20KHZ Voltage: 220V Product Size: 1 ...

Model B55 , Mobile Music System USB powered amplifier Output power:1.5W at 1KHz 10% THD Speaker:2x2 inch F ...

USB powered amplifier Power output 2.4Wx2 RMS Frequency response 100Hz-20K Hz Separation >45dB S/N > ...

2.5 RMS per Channel / 5W Total 10Hz - 20kHz Frequency response Right & Left Satellite joined by a standa ...

Power supplier:    DC5V Output power:    2W(1KHz,THD10%) Frequency: &n ...

features: - total output: 2 watts RMS - driver: 50x90 mm - frequency response: 160Hz-20KHz - signal- to- n ...

features: - 2 watts RMS Stereo speakers - Power on/off & Volume - Headphone jack package content: S ...