Independent metal volume knob can on/off device and easily adjust volume, convenient to use.;blue led light and classical appearance makes it beautiful and all-match with decoration style of your room.; and lossless bass sound effect and stereo surrounding sound loudspeakers bring you wonderful .;with 3.5mm audio plug, it's perfect for desktop, laptop, tv, smartphone, tablet pc, mp3, mp4 and more.;this usb-powered speaker is energy-saving and environment-friendly, safe and reliable.
