USB 2.0 Computer Speakers with 3.5mm Jack Mini Desktop Speaker for Laptop and Phone Plastic Material Rated Power 2.5w Compatible with Desktop Computers and Mp4

- Small computer speaker:control, just rotate the gear shape rotation knob to adjust volume, easy to use,Wired Multimedia Speaker - Speaker for desktop computer:stereo design allows you to enjoy high fidelity sound,laptop speaker - Computer speakers:you can adjust its volume easily with its wire control rotary knob,desktop speakers - USB speakers for computers:35mm input with USB 20 powered, compatible with most 35mm device,wired speakers - Speakers for computer:compatible with desktop computers, laptops, mobile phones, mp3, mp4, etc,USB computer speakers