2.1 USB DC5V gaming computer speaker including a good subwoofer

Main Feature:

* Built-in active amplifier
* USB bus-powered capability, no adapter required
* Conveniently powered via with USB cable
* Easily control volume with VOC
* Durable for long-term use

Specification:

* Power output: RMS 4.2W+2.4WX2(THD1%)
* Speaker size: 2"*2+3"X1
* Speaker: 2Ω 5W+ 4Ω 3W
* Frequency response: 20Hz-200Hz  150Hz-20KHz
* Separation:≥78dB
* S/N Ratio: ≥85dB
* 3.5mm audio output jack
* Power Voltage: USB/DC 5V
* Accessories:USB cable, audio cable

Accessories:

* usb and 3.5 Audio cable :150cm 
* conntecting  cable :100cm 
* Screen printing logo
* with subfoofer 

Packaging:

QTY:12PCS/CTN
Giftbox :185x162x266mm
carton: 550x 384x507mm