The Altec Lansing 2.1 Computer Speaker System includes two speakers (ACS90) and a subwoofer (ACS160) designed for use with computers. The speakers are rectangular in shape and come in a sleek white color. They are compatible with universal brands and models, manufactured in 2010 from plastic material. The system offers Dolby Pro Logic surround sound formats and wired connectivity with 3.5mm audio inputs. Perfect for enhancing your computer audio experience with quality sound from a reputable brand like Altec Lansing.