Hercules XPS 2.0 10 Gloss Black Multimedia Speakers It has integrated power supply It has master volume control knob Exclusive design incorporating the maximum volume of air, giving the sound room to develop Headphone jack and audio input on satellites from face Exclusive design incorporating the maximum volume of air, giving the sound room to develop Speakers are magnetically shielded Headphone jack and audio input on satellites from face Master volume control knob Integrated power supply black lacquered finish