The Clip On USB Computer Speakers are rectangular black speakers that offer a 2.0 channel surround sound experience. They are portable speaker systems with Dolby Digital surround sound formats and USB audio inputs. Made of plastic, these universal speakers from Speakers are designed for easy connectivity with your computer via USB. With a clip-on feature, these speakers can be easily attached to your computer's screen for convenient use. Ideal for enhancing your computer's sound quality, these speakers are a practical and versatile addition to any workspace.