Xonar U7 MKII is designed to provide the best audio experiences for PC gaming and media streaming. It delivers stunningly clear and impactful sound when listening with headphones or speakers that far surpasses onboard PC audio hardware. With convenient USB connectivity, Xonar U7 MKII gives you instantly upgraded sound quality without the need to open your PC case to install an internal sound card. Its USB design also eliminates the need for a separate power supply, so just connect one cable and start listening.