USB 2.0 POWERED SPEAKERS – EDIFIER ,these compact and affordable Edifier 2.0 USB powered speakers are designed for use with a PC or laptop where you can power your speaker by connecting it to your computer with a USB cable. Despite its compact size, it is surprisingly good at producing clear and rich sound with the built-in bass reflex port.
You can turn your speaker on or off and adjust the volume with a simple knob at the front. The stereo audio cable with 3.5 mm plug allows you to plug in your PC, laptop or smart phone directly to the speaker and play your favourite music. You can even plug in your headphone to the speaker for privacy.

Active Speakers Powered By USB
Portable and ideal for any notebook or laptop
3.5mm auxiliary input to connect with portable devices such as MP3 players
Bass reflex port for superior bass
Headphone jack for private listening sessions

Total Power Output: RMS 2W x 2(THD+N=10%,F0=1KHz)
Signal to Noice Ratio: 85dBA
THD(Total Harmonic Distortion): 0.5%
Frequency Response: 30Hz ~ 20KHz(±5dB)
Input Sensitivity: 700mV ± 50mV
Input Type: AUX
Speaker Driver: 2.25 inch full range driver(60mmm)