[Stereo Sound] Built-in perfect acoustics configuration, usb powered speaker delivers excellent rich surround stereo sound, standard USB powered plug, no battery, anti-interference. [Novel Design,Nice gifts] With fashion style, usb powered stereo computer speaker makes your desktop look comfortable. The black top is as bright as a mirror.The exclamation mark in the middle of the top flashed with the music.The glittering and translucent appearance makes the loudspeaker box looks attractive,so cute&fashion as a nice gift for teenagers. [ULTRA PORTABL] Single Portable mini laptop speaker(3.4in*3.4in*3.5in) is more convenient to carry than traditional speakers which have two boxes. Lightweight and easy to fit in your backpack, baggage ideal for travel,go outside,etc.