This mini portable speaker is specially designed for Desktop, Laptop, Notebook, Tablet PC.  With small body and Lightweight,this usb computer speaker is convenient to carry.Its high-grade loud speaker will bring you much wonderful voice when listening to music,watching film or playing games. This USB mini speaker will be a super companion for your daily life. 
The portable mini speaker is USB-powered,plug and play,very easy.The mini sound box speaker is built-in volume control, very convenient to adjust volume. The desktop speaker is energy-saving and environmentally-friendly.It is safe and reliable.