The Bose Companion 2 Series III Multimedia Computer Speakers System is a used 2.0 channel speaker system made of plastic with a rectangular shape and black color. It has Truespace surround sound format and 4.5 W RMS power. The speakers are compatible with universal brands and models and have an AUX audio input. The connectivity is wired and the plug regional fitment is for the USA. The item dimensions are 5.9 x 3.1 x 7.5 inches and it weighs 4.1 lbs.