Enjoy rich, premium sound with the Porodo Gaming Stereo Gaming Speakers; enjoy a frequency response of 150Hz to 20KHz for a well-balanced soundstage, bringing your games, music, and movies to life. It is powered by a DC 5V/1A power supply for powerful and dynamic audio output. Connect these speakers to your game setup via the 3.5mm auxiliary audio and USB interfaces for power. With the volume adjustment knob built-in, it's easy and convenient to adjust the audio settings for the perfect sound in any situation. Get more immersed with the 7-color light and rainbow effects of the Porodo Gaming Speakers. It adds a catch to an already attractive setting of lights, bringing one deep into their game and into the rest of one's set of gaming peripherals.